81848720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44483}}^1$

素因数の和:44519

約数の個数: 40

約数和(自身を含む): 198576576

約数和(自身を除く): 116727856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 44483, 88966, 177932, 222415, 355864, 444830, 711728, 889660, 1023109, 1779320, 2046218, 3558640, 4092436, 5115545, 8184872, 10231090, 16369744, 20462180, 40924360, 81848720]

約数ペア:

[(1, 81848720), (2, 40924360), (4, 20462180), (5, 16369744), (8, 10231090), (10, 8184872), (16, 5115545), (20, 4092436), (23, 3558640), (40, 2046218), (46, 1779320), (80, 1023109), (92, 889660), (115, 711728), (184, 444830), (230, 355864), (368, 222415), (460, 177932), (920, 88966), (1840, 44483)]