25116820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 57673728

約数和(自身を除く): 32556908

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2383, 2635, 4766, 5270, 9532, 10540, 11915, 23830, 40511, 47660, 73873, 81022, 147746, 162044, 202555, 295492, 369365, 405110, 738730, 810220, 1255841, 1477460, 2511682, 5023364, 6279205, 12558410, 25116820]

約数ペア:

[(1, 25116820), (2, 12558410), (4, 6279205), (5, 5023364), (10, 2511682), (17, 1477460), (20, 1255841), (31, 810220), (34, 738730), (62, 405110), (68, 369365), (85, 295492), (124, 202555), (155, 162044), (170, 147746), (310, 81022), (340, 73873), (527, 47660), (620, 40511), (1054, 23830), (2108, 11915), (2383, 10540), (2635, 9532), (4766, 5270)]