77701000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 201801600

約数和(自身を除く): 124100600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 43, 50, 52, 65, 86, 100, 104, 125, 130, 139, 172, 200, 215, 250, 260, 278, 325, 344, 430, 500, 520, 556, 559, 650, 695, 860, 1000, 1075, 1112, 1118, 1300, 1390, 1625, 1720, 1807, 2150, 2236, 2600, 2780, 2795, 3250, 3475, 3614, 4300, 4472, 5375, 5560, 5590, 5977, 6500, 6950, 7228, 8600, 9035, 10750, 11180, 11954, 13000, 13900, 13975, 14456, 17375, 18070, 21500, 22360, 23908, 27800, 27950, 29885, 34750, 36140, 43000, 45175, 47816, 55900, 59770, 69500, 69875, 72280, 77701, 90350, 111800, 119540, 139000, 139750, 149425, 155402, 180700, 225875, 239080, 279500, 298850, 310804, 361400, 388505, 451750, 559000, 597700, 621608, 747125, 777010, 903500, 1195400, 1494250, 1554020, 1807000, 1942525, 2988500, 3108040, 3885050, 5977000, 7770100, 9712625, 15540200, 19425250, 38850500, 77701000]

約数ペア:

[(1, 77701000), (2, 38850500), (4, 19425250), (5, 15540200), (8, 9712625), (10, 7770100), (13, 5977000), (20, 3885050), (25, 3108040), (26, 2988500), (40, 1942525), (43, 1807000), (50, 1554020), (52, 1494250), (65, 1195400), (86, 903500), (100, 777010), (104, 747125), (125, 621608), (130, 597700), (139, 559000), (172, 451750), (200, 388505), (215, 361400), (250, 310804), (260, 298850), (278, 279500), (325, 239080), (344, 225875), (430, 180700), (500, 155402), (520, 149425), (556, 139750), (559, 139000), (650, 119540), (695, 111800), (860, 90350), (1000, 77701), (1075, 72280), (1112, 69875), (1118, 69500), (1300, 59770), (1390, 55900), (1625, 47816), (1720, 45175), (1807, 43000), (2150, 36140), (2236, 34750), (2600, 29885), (2780, 27950), (2795, 27800), (3250, 23908), (3475, 22360), (3614, 21500), (4300, 18070), (4472, 17375), (5375, 14456), (5560, 13975), (5590, 13900), (5977, 13000), (6500, 11954), (6950, 11180), (7228, 10750), (8600, 9035)]