157041040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4871}}^1$

素因数の和:4928

約数の個数: 80

約数和(自身を含む): 405974016

約数和(自身を除く): 248932976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4871, 6448, 8060, 9742, 16120, 19484, 24355, 32240, 38968, 48710, 63323, 77936, 97420, 126646, 151001, 194840, 253292, 302002, 316615, 389680, 506584, 604004, 633230, 755005, 1013168, 1208008, 1266460, 1510010, 1963013, 2416016, 2532920, 3020020, 3926026, 5065840, 6040040, 7852052, 9815065, 12080080, 15704104, 19630130, 31408208, 39260260, 78520520, 157041040]

約数ペア:

[(1, 157041040), (2, 78520520), (4, 39260260), (5, 31408208), (8, 19630130), (10, 15704104), (13, 12080080), (16, 9815065), (20, 7852052), (26, 6040040), (31, 5065840), (40, 3926026), (52, 3020020), (62, 2532920), (65, 2416016), (80, 1963013), (104, 1510010), (124, 1266460), (130, 1208008), (155, 1013168), (208, 755005), (248, 633230), (260, 604004), (310, 506584), (403, 389680), (496, 316615), (520, 302002), (620, 253292), (806, 194840), (1040, 151001), (1240, 126646), (1612, 97420), (2015, 77936), (2480, 63323), (3224, 48710), (4030, 38968), (4871, 32240), (6448, 24355), (8060, 19484), (9742, 16120)]