42416680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 99993600

約数和(自身を除く): 57576920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 433, 620, 632, 790, 866, 1240, 1580, 1732, 2165, 2449, 3160, 3464, 4330, 4898, 8660, 9796, 12245, 13423, 17320, 19592, 24490, 26846, 34207, 48980, 53692, 67115, 68414, 97960, 107384, 134230, 136828, 171035, 268460, 273656, 342070, 536920, 684140, 1060417, 1368280, 2120834, 4241668, 5302085, 8483336, 10604170, 21208340, 42416680]

約数ペア:

[(1, 42416680), (2, 21208340), (4, 10604170), (5, 8483336), (8, 5302085), (10, 4241668), (20, 2120834), (31, 1368280), (40, 1060417), (62, 684140), (79, 536920), (124, 342070), (155, 273656), (158, 268460), (248, 171035), (310, 136828), (316, 134230), (395, 107384), (433, 97960), (620, 68414), (632, 67115), (790, 53692), (866, 48980), (1240, 34207), (1580, 26846), (1732, 24490), (2165, 19592), (2449, 17320), (3160, 13423), (3464, 12245), (4330, 9796), (4898, 8660)]