81955010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{264371}}^1$

素因数の和:264409

約数の個数: 16

約数和(自身を含む): 152278272

約数和(自身を除く): 70323262

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 264371, 528742, 1321855, 2643710, 8195501, 16391002, 40977505, 81955010]

約数ペア:

[(1, 81955010), (2, 40977505), (5, 16391002), (10, 8195501), (31, 2643710), (62, 1321855), (155, 528742), (310, 264371)]