125379280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120557}}^1$

素因数の和:120583

約数の個数: 40

約数和(自身を含む): 313933032

約数和(自身を除く): 188553752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 120557, 241114, 482228, 602785, 964456, 1205570, 1567241, 1928912, 2411140, 3134482, 4822280, 6268964, 7836205, 9644560, 12537928, 15672410, 25075856, 31344820, 62689640, 125379280]

約数ペア:

[(1, 125379280), (2, 62689640), (4, 31344820), (5, 25075856), (8, 15672410), (10, 12537928), (13, 9644560), (16, 7836205), (20, 6268964), (26, 4822280), (40, 3134482), (52, 2411140), (65, 1928912), (80, 1567241), (104, 1205570), (130, 964456), (208, 602785), (260, 482228), (520, 241114), (1040, 120557)]