155402000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 160

約数和(自身を含む): 417056640

約数和(自身を除く): 261654640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 43, 50, 52, 65, 80, 86, 100, 104, 125, 130, 139, 172, 200, 208, 215, 250, 260, 278, 325, 344, 400, 430, 500, 520, 556, 559, 650, 688, 695, 860, 1000, 1040, 1075, 1112, 1118, 1300, 1390, 1625, 1720, 1807, 2000, 2150, 2224, 2236, 2600, 2780, 2795, 3250, 3440, 3475, 3614, 4300, 4472, 5200, 5375, 5560, 5590, 5977, 6500, 6950, 7228, 8600, 8944, 9035, 10750, 11120, 11180, 11954, 13000, 13900, 13975, 14456, 17200, 17375, 18070, 21500, 22360, 23908, 26000, 27800, 27950, 28912, 29885, 34750, 36140, 43000, 44720, 45175, 47816, 55600, 55900, 59770, 69500, 69875, 72280, 77701, 86000, 90350, 95632, 111800, 119540, 139000, 139750, 144560, 149425, 155402, 180700, 223600, 225875, 239080, 278000, 279500, 298850, 310804, 361400, 388505, 451750, 478160, 559000, 597700, 621608, 722800, 747125, 777010, 903500, 1118000, 1195400, 1243216, 1494250, 1554020, 1807000, 1942525, 2390800, 2988500, 3108040, 3614000, 3885050, 5977000, 6216080, 7770100, 9712625, 11954000, 15540200, 19425250, 31080400, 38850500, 77701000, 155402000]

約数ペア:

[(1, 155402000), (2, 77701000), (4, 38850500), (5, 31080400), (8, 19425250), (10, 15540200), (13, 11954000), (16, 9712625), (20, 7770100), (25, 6216080), (26, 5977000), (40, 3885050), (43, 3614000), (50, 3108040), (52, 2988500), (65, 2390800), (80, 1942525), (86, 1807000), (100, 1554020), (104, 1494250), (125, 1243216), (130, 1195400), (139, 1118000), (172, 903500), (200, 777010), (208, 747125), (215, 722800), (250, 621608), (260, 597700), (278, 559000), (325, 478160), (344, 451750), (400, 388505), (430, 361400), (500, 310804), (520, 298850), (556, 279500), (559, 278000), (650, 239080), (688, 225875), (695, 223600), (860, 180700), (1000, 155402), (1040, 149425), (1075, 144560), (1112, 139750), (1118, 139000), (1300, 119540), (1390, 111800), (1625, 95632), (1720, 90350), (1807, 86000), (2000, 77701), (2150, 72280), (2224, 69875), (2236, 69500), (2600, 59770), (2780, 55900), (2795, 55600), (3250, 47816), (3440, 45175), (3475, 44720), (3614, 43000), (4300, 36140), (4472, 34750), (5200, 29885), (5375, 28912), (5560, 27950), (5590, 27800), (5977, 26000), (6500, 23908), (6950, 22360), (7228, 21500), (8600, 18070), (8944, 17375), (9035, 17200), (10750, 14456), (11120, 13975), (11180, 13900), (11954, 13000)]