478240100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11867}}^1$

素因数の和:11925

約数の個数: 72

約数和(自身を含む): 1153759488

約数和(自身を除く): 675519388

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 8060, 10075, 11867, 20150, 23734, 40300, 47468, 59335, 118670, 154271, 237340, 296675, 308542, 367877, 593350, 617084, 735754, 771355, 1186700, 1471508, 1542710, 1839385, 3085420, 3678770, 3856775, 4782401, 7357540, 7713550, 9196925, 9564802, 15427100, 18393850, 19129604, 23912005, 36787700, 47824010, 95648020, 119560025, 239120050, 478240100]

約数ペア:

[(1, 478240100), (2, 239120050), (4, 119560025), (5, 95648020), (10, 47824010), (13, 36787700), (20, 23912005), (25, 19129604), (26, 18393850), (31, 15427100), (50, 9564802), (52, 9196925), (62, 7713550), (65, 7357540), (100, 4782401), (124, 3856775), (130, 3678770), (155, 3085420), (260, 1839385), (310, 1542710), (325, 1471508), (403, 1186700), (620, 771355), (650, 735754), (775, 617084), (806, 593350), (1300, 367877), (1550, 308542), (1612, 296675), (2015, 237340), (3100, 154271), (4030, 118670), (8060, 59335), (10075, 47468), (11867, 40300), (20150, 23734)]