25318120

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1373}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 57130920

約数和(自身を除く): 31812800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1373, 1844, 2305, 2746, 3688, 4610, 5492, 6865, 9220, 10984, 13730, 18440, 27460, 54920, 632953, 1265906, 2531812, 3164765, 5063624, 6329530, 12659060, 25318120]

約数ペア:

[(1, 25318120), (2, 12659060), (4, 6329530), (5, 5063624), (8, 3164765), (10, 2531812), (20, 1265906), (40, 632953), (461, 54920), (922, 27460), (1373, 18440), (1844, 13730), (2305, 10984), (2746, 9220), (3688, 6865), (4610, 5492)]