24658640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 60519936

約数和(自身を除く): 35861296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 163, 244, 248, 305, 310, 326, 488, 496, 610, 620, 652, 815, 976, 1220, 1240, 1304, 1630, 1891, 2440, 2480, 2608, 3260, 3782, 4880, 5053, 6520, 7564, 9455, 9943, 10106, 13040, 15128, 18910, 19886, 20212, 25265, 30256, 37820, 39772, 40424, 49715, 50530, 75640, 79544, 80848, 99430, 101060, 151280, 159088, 198860, 202120, 308233, 397720, 404240, 616466, 795440, 1232932, 1541165, 2465864, 3082330, 4931728, 6164660, 12329320, 24658640]

約数ペア:

[(1, 24658640), (2, 12329320), (4, 6164660), (5, 4931728), (8, 3082330), (10, 2465864), (16, 1541165), (20, 1232932), (31, 795440), (40, 616466), (61, 404240), (62, 397720), (80, 308233), (122, 202120), (124, 198860), (155, 159088), (163, 151280), (244, 101060), (248, 99430), (305, 80848), (310, 79544), (326, 75640), (488, 50530), (496, 49715), (610, 40424), (620, 39772), (652, 37820), (815, 30256), (976, 25265), (1220, 20212), (1240, 19886), (1304, 18910), (1630, 15128), (1891, 13040), (2440, 10106), (2480, 9943), (2608, 9455), (3260, 7564), (3782, 6520), (4880, 5053)]