18400050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1368

約数の個数: 72

約数和(自身を含む): 51068160

約数和(自身を除く): 32668110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 930, 1319, 1395, 1550, 2325, 2638, 2790, 3957, 4650, 6595, 6975, 7914, 11871, 13190, 13950, 19785, 23742, 32975, 39570, 40889, 59355, 65950, 81778, 98925, 118710, 122667, 197850, 204445, 245334, 296775, 368001, 408890, 593550, 613335, 736002, 1022225, 1226670, 1840005, 2044450, 3066675, 3680010, 6133350, 9200025, 18400050]

約数ペア:

[(1, 18400050), (2, 9200025), (3, 6133350), (5, 3680010), (6, 3066675), (9, 2044450), (10, 1840005), (15, 1226670), (18, 1022225), (25, 736002), (30, 613335), (31, 593550), (45, 408890), (50, 368001), (62, 296775), (75, 245334), (90, 204445), (93, 197850), (150, 122667), (155, 118710), (186, 98925), (225, 81778), (279, 65950), (310, 59355), (450, 40889), (465, 39570), (558, 32975), (775, 23742), (930, 19785), (1319, 13950), (1395, 13190), (1550, 11871), (2325, 7914), (2638, 6975), (2790, 6595), (3957, 4650)]