42685520

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3581}}^1$

素因数の和:3743

約数の個数: 40

約数和(自身を含む): 99937800

約数和(自身を除く): 57252280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 3581, 5960, 7162, 11920, 14324, 17905, 28648, 35810, 57296, 71620, 143240, 286480, 533569, 1067138, 2134276, 2667845, 4268552, 5335690, 8537104, 10671380, 21342760, 42685520]

約数ペア:

[(1, 42685520), (2, 21342760), (4, 10671380), (5, 8537104), (8, 5335690), (10, 4268552), (16, 2667845), (20, 2134276), (40, 1067138), (80, 533569), (149, 286480), (298, 143240), (596, 71620), (745, 57296), (1192, 35810), (1490, 28648), (2384, 17905), (2980, 14324), (3581, 11920), (5960, 7162)]