25617160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 60526080

約数和(自身を除く): 34908920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 283, 292, 310, 365, 566, 584, 620, 730, 1132, 1240, 1415, 1460, 2263, 2264, 2830, 2920, 4526, 5660, 8773, 9052, 11315, 11320, 17546, 18104, 20659, 22630, 35092, 41318, 43865, 45260, 70184, 82636, 87730, 90520, 103295, 165272, 175460, 206590, 350920, 413180, 640429, 826360, 1280858, 2561716, 3202145, 5123432, 6404290, 12808580, 25617160]

約数ペア:

[(1, 25617160), (2, 12808580), (4, 6404290), (5, 5123432), (8, 3202145), (10, 2561716), (20, 1280858), (31, 826360), (40, 640429), (62, 413180), (73, 350920), (124, 206590), (146, 175460), (155, 165272), (248, 103295), (283, 90520), (292, 87730), (310, 82636), (365, 70184), (566, 45260), (584, 43865), (620, 41318), (730, 35092), (1132, 22630), (1240, 20659), (1415, 18104), (1460, 17546), (2263, 11320), (2264, 11315), (2830, 9052), (2920, 8773), (4526, 5660)]