72990640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24659}}^1$

素因数の和:24709

約数の個数: 40

約数和(自身を含む): 174296880

約数和(自身を除く): 101306240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 24659, 49318, 98636, 123295, 197272, 246590, 394544, 493180, 912383, 986360, 1824766, 1972720, 3649532, 4561915, 7299064, 9123830, 14598128, 18247660, 36495320, 72990640]

約数ペア:

[(1, 72990640), (2, 36495320), (4, 18247660), (5, 14598128), (8, 9123830), (10, 7299064), (16, 4561915), (20, 3649532), (37, 1972720), (40, 1824766), (74, 986360), (80, 912383), (148, 493180), (185, 394544), (296, 246590), (370, 197272), (592, 123295), (740, 98636), (1480, 49318), (2960, 24659)]