200064080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80671}}^1$

素因数の和:80715

約数の個数: 40

約数和(自身を含む): 480159744

約数和(自身を除く): 280095664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 80671, 161342, 322684, 403355, 645368, 806710, 1290736, 1613420, 2500801, 3226840, 5001602, 6453680, 10003204, 12504005, 20006408, 25008010, 40012816, 50016020, 100032040, 200064080]

約数ペア:

[(1, 200064080), (2, 100032040), (4, 50016020), (5, 40012816), (8, 25008010), (10, 20006408), (16, 12504005), (20, 10003204), (31, 6453680), (40, 5001602), (62, 3226840), (80, 2500801), (124, 1613420), (155, 1290736), (248, 806710), (310, 645368), (496, 403355), (620, 322684), (1240, 161342), (2480, 80671)]