61972720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24989}}^1$

素因数の和:25033

約数の個数: 40

約数和(自身を含む): 148740480

約数和(自身を除く): 86767760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 24989, 49978, 99956, 124945, 199912, 249890, 399824, 499780, 774659, 999560, 1549318, 1999120, 3098636, 3873295, 6197272, 7746590, 12394544, 15493180, 30986360, 61972720]

約数ペア:

[(1, 61972720), (2, 30986360), (4, 15493180), (5, 12394544), (8, 7746590), (10, 6197272), (16, 3873295), (20, 3098636), (31, 1999120), (40, 1549318), (62, 999560), (80, 774659), (124, 499780), (155, 399824), (248, 249890), (310, 199912), (496, 124945), (620, 99956), (1240, 49978), (2480, 24989)]