123851800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 309690000

約数和(自身を除く): 185838200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 73, 85, 100, 136, 146, 170, 200, 292, 340, 365, 425, 499, 584, 680, 730, 850, 998, 1241, 1460, 1700, 1825, 1996, 2482, 2495, 2920, 3400, 3650, 3992, 4964, 4990, 6205, 7300, 8483, 9928, 9980, 12410, 12475, 14600, 16966, 19960, 24820, 24950, 31025, 33932, 36427, 42415, 49640, 49900, 62050, 67864, 72854, 84830, 99800, 124100, 145708, 169660, 182135, 212075, 248200, 291416, 339320, 364270, 424150, 619259, 728540, 848300, 910675, 1238518, 1457080, 1696600, 1821350, 2477036, 3096295, 3642700, 4954072, 6192590, 7285400, 12385180, 15481475, 24770360, 30962950, 61925900, 123851800]

約数ペア:

[(1, 123851800), (2, 61925900), (4, 30962950), (5, 24770360), (8, 15481475), (10, 12385180), (17, 7285400), (20, 6192590), (25, 4954072), (34, 3642700), (40, 3096295), (50, 2477036), (68, 1821350), (73, 1696600), (85, 1457080), (100, 1238518), (136, 910675), (146, 848300), (170, 728540), (200, 619259), (292, 424150), (340, 364270), (365, 339320), (425, 291416), (499, 248200), (584, 212075), (680, 182135), (730, 169660), (850, 145708), (998, 124100), (1241, 99800), (1460, 84830), (1700, 72854), (1825, 67864), (1996, 62050), (2482, 49900), (2495, 49640), (2920, 42415), (3400, 36427), (3650, 33932), (3992, 31025), (4964, 24950), (4990, 24820), (6205, 19960), (7300, 16966), (8483, 14600), (9928, 12475), (9980, 12410)]