53125010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{419}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 99187200

約数和(自身を除く): 46062190

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 409, 419, 818, 838, 2045, 2095, 4090, 4190, 12679, 12989, 25358, 25978, 63395, 64945, 126790, 129890, 171371, 342742, 856855, 1713710, 5312501, 10625002, 26562505, 53125010]

約数ペア:

[(1, 53125010), (2, 26562505), (5, 10625002), (10, 5312501), (31, 1713710), (62, 856855), (155, 342742), (310, 171371), (409, 129890), (419, 126790), (818, 64945), (838, 63395), (2045, 25978), (2095, 25358), (4090, 12989), (4190, 12679)]