80814250225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5139221}}^1$

素因数の和:5139285

約数の個数: 24

約数和(自身を含む): 108972063288

約数和(自身を除く): 28157813063

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 3145, 15725, 5139221, 25696105, 87366757, 128480525, 190151177, 436833785, 950755885, 2184168925, 3232570009, 4753779425, 16162850045, 80814250225]

約数ペア:

[(1, 80814250225), (5, 16162850045), (17, 4753779425), (25, 3232570009), (37, 2184168925), (85, 950755885), (185, 436833785), (425, 190151177), (629, 128480525), (925, 87366757), (3145, 25696105), (15725, 5139221)]