25204640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8291}}^1$

素因数の和:8325

約数の個数: 48

約数和(自身を含む): 62687520

約数和(自身を除く): 37482880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 8291, 16582, 33164, 41455, 66328, 82910, 132656, 157529, 165820, 265312, 315058, 331640, 630116, 663280, 787645, 1260232, 1326560, 1575290, 2520464, 3150580, 5040928, 6301160, 12602320, 25204640]

約数ペア:

[(1, 25204640), (2, 12602320), (4, 6301160), (5, 5040928), (8, 3150580), (10, 2520464), (16, 1575290), (19, 1326560), (20, 1260232), (32, 787645), (38, 663280), (40, 630116), (76, 331640), (80, 315058), (95, 265312), (152, 165820), (160, 157529), (190, 132656), (304, 82910), (380, 66328), (608, 41455), (760, 33164), (1520, 16582), (3040, 8291)]