65451100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 174988800

約数和(自身を除く): 109537700

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, 130, 143, 199, 220, 230, 253, 260, 275, 286, 299, 325, 398, 460, 506, 550, 572, 575, 598, 650, 715, 796, 995, 1012, 1100, 1150, 1196, 1265, 1300, 1430, 1495, 1990, 2189, 2300, 2530, 2587, 2860, 2990, 3289, 3575, 3980, 4378, 4577, 4975, 5060, 5174, 5980, 6325, 6578, 7150, 7475, 8756, 9154, 9950, 10348, 10945, 12650, 12935, 13156, 14300, 14950, 16445, 18308, 19900, 21890, 22885, 25300, 25870, 28457, 29900, 32890, 43780, 45770, 50347, 51740, 54725, 56914, 59501, 64675, 65780, 82225, 91540, 100694, 109450, 113828, 114425, 119002, 129350, 142285, 164450, 201388, 218900, 228850, 238004, 251735, 258700, 284570, 297505, 328900, 457700, 503470, 569140, 595010, 654511, 711425, 1006940, 1190020, 1258675, 1309022, 1422850, 1487525, 2517350, 2618044, 2845700, 2975050, 3272555, 5034700, 5950100, 6545110, 13090220, 16362775, 32725550, 65451100]

約数ペア:

[(1, 65451100), (2, 32725550), (4, 16362775), (5, 13090220), (10, 6545110), (11, 5950100), (13, 5034700), (20, 3272555), (22, 2975050), (23, 2845700), (25, 2618044), (26, 2517350), (44, 1487525), (46, 1422850), (50, 1309022), (52, 1258675), (55, 1190020), (65, 1006940), (92, 711425), (100, 654511), (110, 595010), (115, 569140), (130, 503470), (143, 457700), (199, 328900), (220, 297505), (230, 284570), (253, 258700), (260, 251735), (275, 238004), (286, 228850), (299, 218900), (325, 201388), (398, 164450), (460, 142285), (506, 129350), (550, 119002), (572, 114425), (575, 113828), (598, 109450), (650, 100694), (715, 91540), (796, 82225), (995, 65780), (1012, 64675), (1100, 59501), (1150, 56914), (1196, 54725), (1265, 51740), (1300, 50347), (1430, 45770), (1495, 43780), (1990, 32890), (2189, 29900), (2300, 28457), (2530, 25870), (2587, 25300), (2860, 22885), (2990, 21890), (3289, 19900), (3575, 18308), (3980, 16445), (4378, 14950), (4577, 14300), (4975, 13156), (5060, 12935), (5174, 12650), (5980, 10945), (6325, 10348), (6578, 9950), (7150, 9154), (7475, 8756)]