258510430

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1\times {\mathrm{599}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 471744000

約数和(自身を除く): 213233570

約数列:

[1, 2, 5, 10, 103, 206, 419, 515, 599, 838, 1030, 1198, 2095, 2995, 4190, 5990, 43157, 61697, 86314, 123394, 215785, 250981, 308485, 431570, 501962, 616970, 1254905, 2509810, 25851043, 51702086, 129255215, 258510430]

約数ペア:

[(1, 258510430), (2, 129255215), (5, 51702086), (10, 25851043), (103, 2509810), (206, 1254905), (419, 616970), (515, 501962), (599, 431570), (838, 308485), (1030, 250981), (1198, 215785), (2095, 123394), (2995, 86314), (4190, 61697), (5990, 43157)]