854579480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1637}}^1$

素因数の和:2100

約数の個数: 64

約数和(自身を含む): 1990759680

約数和(自身を除く): 1136180200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 421, 620, 842, 1240, 1637, 1684, 2105, 3274, 3368, 4210, 6548, 8185, 8420, 13051, 13096, 16370, 16840, 26102, 32740, 50747, 52204, 65255, 65480, 101494, 104408, 130510, 202988, 253735, 261020, 405976, 507470, 522040, 689177, 1014940, 1378354, 2029880, 2756708, 3445885, 5513416, 6891770, 13783540, 21364487, 27567080, 42728974, 85457948, 106822435, 170915896, 213644870, 427289740, 854579480]

約数ペア:

[(1, 854579480), (2, 427289740), (4, 213644870), (5, 170915896), (8, 106822435), (10, 85457948), (20, 42728974), (31, 27567080), (40, 21364487), (62, 13783540), (124, 6891770), (155, 5513416), (248, 3445885), (310, 2756708), (421, 2029880), (620, 1378354), (842, 1014940), (1240, 689177), (1637, 522040), (1684, 507470), (2105, 405976), (3274, 261020), (3368, 253735), (4210, 202988), (6548, 130510), (8185, 104408), (8420, 101494), (13051, 65480), (13096, 65255), (16370, 52204), (16840, 50747), (26102, 32740)]