82644640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39733}}^1$

素因数の和:39761

約数の個数: 48

約数和(自身を含む): 210272328

約数和(自身を除く): 127627688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 39733, 79466, 158932, 198665, 317864, 397330, 516529, 635728, 794660, 1033058, 1271456, 1589320, 2066116, 2582645, 3178640, 4132232, 5165290, 6357280, 8264464, 10330580, 16528928, 20661160, 41322320, 82644640]

約数ペア:

[(1, 82644640), (2, 41322320), (4, 20661160), (5, 16528928), (8, 10330580), (10, 8264464), (13, 6357280), (16, 5165290), (20, 4132232), (26, 3178640), (32, 2582645), (40, 2066116), (52, 1589320), (65, 1271456), (80, 1033058), (104, 794660), (130, 635728), (160, 516529), (208, 397330), (260, 317864), (416, 198665), (520, 158932), (1040, 79466), (2080, 39733)]