1330400500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 192

約数和(自身を含む): 3566384640

約数和(自身を除く): 2235984140

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 25, 26, 44, 46, 50, 52, 55, 65, 92, 100, 110, 115, 125, 130, 143, 220, 230, 250, 253, 260, 275, 286, 299, 325, 460, 500, 506, 550, 572, 575, 598, 650, 715, 809, 1012, 1100, 1150, 1196, 1265, 1300, 1375, 1430, 1495, 1618, 1625, 2300, 2530, 2750, 2860, 2875, 2990, 3236, 3250, 3289, 3575, 4045, 5060, 5500, 5750, 5980, 6325, 6500, 6578, 7150, 7475, 8090, 8899, 10517, 11500, 12650, 13156, 14300, 14950, 16180, 16445, 17798, 17875, 18607, 20225, 21034, 25300, 29900, 31625, 32890, 35596, 35750, 37214, 37375, 40450, 42068, 44495, 52585, 63250, 65780, 71500, 74428, 74750, 80900, 82225, 88990, 93035, 101125, 105170, 115687, 126500, 149500, 164450, 177980, 186070, 202250, 204677, 210340, 222475, 231374, 241891, 262925, 328900, 372140, 404500, 409354, 411125, 444950, 462748, 465175, 483782, 525850, 578435, 818708, 822250, 889900, 930350, 967564, 1023385, 1051700, 1112375, 1156870, 1209455, 1314625, 1644500, 1860700, 2046770, 2224750, 2313740, 2325875, 2418910, 2629250, 2660801, 2892175, 4093540, 4449500, 4651750, 4837820, 5116925, 5258500, 5321602, 5784350, 6047275, 9303500, 10233850, 10643204, 11568700, 12094550, 13304005, 14460875, 20467700, 24189100, 25584625, 26608010, 28921750, 30236375, 51169250, 53216020, 57843500, 60472750, 66520025, 102338500, 120945500, 133040050, 266080100, 332600125, 665200250, 1330400500]

約数ペア:

[(1, 1330400500), (2, 665200250), (4, 332600125), (5, 266080100), (10, 133040050), (11, 120945500), (13, 102338500), (20, 66520025), (22, 60472750), (23, 57843500), (25, 53216020), (26, 51169250), (44, 30236375), (46, 28921750), (50, 26608010), (52, 25584625), (55, 24189100), (65, 20467700), (92, 14460875), (100, 13304005), (110, 12094550), (115, 11568700), (125, 10643204), (130, 10233850), (143, 9303500), (220, 6047275), (230, 5784350), (250, 5321602), (253, 5258500), (260, 5116925), (275, 4837820), (286, 4651750), (299, 4449500), (325, 4093540), (460, 2892175), (500, 2660801), (506, 2629250), (550, 2418910), (572, 2325875), (575, 2313740), (598, 2224750), (650, 2046770), (715, 1860700), (809, 1644500), (1012, 1314625), (1100, 1209455), (1150, 1156870), (1196, 1112375), (1265, 1051700), (1300, 1023385), (1375, 967564), (1430, 930350), (1495, 889900), (1618, 822250), (1625, 818708), (2300, 578435), (2530, 525850), (2750, 483782), (2860, 465175), (2875, 462748), (2990, 444950), (3236, 411125), (3250, 409354), (3289, 404500), (3575, 372140), (4045, 328900), (5060, 262925), (5500, 241891), (5750, 231374), (5980, 222475), (6325, 210340), (6500, 204677), (6578, 202250), (7150, 186070), (7475, 177980), (8090, 164450), (8899, 149500), (10517, 126500), (11500, 115687), (12650, 105170), (13156, 101125), (14300, 93035), (14950, 88990), (16180, 82225), (16445, 80900), (17798, 74750), (17875, 74428), (18607, 71500), (20225, 65780), (21034, 63250), (25300, 52585), (29900, 44495), (31625, 42068), (32890, 40450), (35596, 37375), (35750, 37214)]