64555890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307409}}^1$

素因数の和:307426

約数の個数: 32

約数和(自身を含む): 177068160

約数和(自身を除く): 112512270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307409, 614818, 922227, 1537045, 1844454, 2151863, 3074090, 4303726, 4611135, 6455589, 9222270, 10759315, 12911178, 21518630, 32277945, 64555890]

約数ペア:

[(1, 64555890), (2, 32277945), (3, 21518630), (5, 12911178), (6, 10759315), (7, 9222270), (10, 6455589), (14, 4611135), (15, 4303726), (21, 3074090), (30, 2151863), (35, 1844454), (42, 1537045), (70, 922227), (105, 614818), (210, 307409)]