205260910

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1\times {\mathrm{397}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 373960800

約数和(自身を除く): 168699890

約数列:

[1, 2, 5, 10, 149, 298, 347, 397, 694, 745, 794, 1490, 1735, 1985, 3470, 3970, 51703, 59153, 103406, 118306, 137759, 258515, 275518, 295765, 517030, 591530, 688795, 1377590, 20526091, 41052182, 102630455, 205260910]

約数ペア:

[(1, 205260910), (2, 102630455), (5, 41052182), (10, 20526091), (149, 1377590), (298, 688795), (347, 591530), (397, 517030), (694, 295765), (745, 275518), (794, 258515), (1490, 137759), (1735, 118306), (1985, 103406), (3470, 59153), (3970, 51703)]