25858340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 30750940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 233, 310, 358, 466, 620, 716, 895, 932, 1165, 1790, 2330, 3580, 4660, 5549, 7223, 11098, 14446, 22196, 27745, 28892, 36115, 41707, 55490, 72230, 83414, 110980, 144460, 166828, 208535, 417070, 834140, 1292917, 2585834, 5171668, 6464585, 12929170, 25858340]

約数ペア:

[(1, 25858340), (2, 12929170), (4, 6464585), (5, 5171668), (10, 2585834), (20, 1292917), (31, 834140), (62, 417070), (124, 208535), (155, 166828), (179, 144460), (233, 110980), (310, 83414), (358, 72230), (466, 55490), (620, 41707), (716, 36115), (895, 28892), (932, 27745), (1165, 22196), (1790, 14446), (2330, 11098), (3580, 7223), (4660, 5549)]