25022720

素因数分解:

$2^8\times 5^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 60817176

約数和(自身を除く): 35794456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 173, 226, 256, 320, 346, 452, 565, 640, 692, 865, 904, 1130, 1280, 1384, 1730, 1808, 2260, 2768, 3460, 3616, 4520, 5536, 6920, 7232, 9040, 11072, 13840, 14464, 18080, 19549, 22144, 27680, 28928, 36160, 39098, 44288, 55360, 72320, 78196, 97745, 110720, 144640, 156392, 195490, 221440, 312784, 390980, 625568, 781960, 1251136, 1563920, 2502272, 3127840, 5004544, 6255680, 12511360, 25022720]

約数ペア:

[(1, 25022720), (2, 12511360), (4, 6255680), (5, 5004544), (8, 3127840), (10, 2502272), (16, 1563920), (20, 1251136), (32, 781960), (40, 625568), (64, 390980), (80, 312784), (113, 221440), (128, 195490), (160, 156392), (173, 144640), (226, 110720), (256, 97745), (320, 78196), (346, 72320), (452, 55360), (565, 44288), (640, 39098), (692, 36160), (865, 28928), (904, 27680), (1130, 22144), (1280, 19549), (1384, 18080), (1730, 14464), (1808, 13840), (2260, 11072), (2768, 9040), (3460, 7232), (3616, 6920), (4520, 5536)]