28749400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4637}}^1$

素因数の和:4684

約数の個数: 48

約数和(自身を含む): 69013440

約数和(自身を除く): 40264040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 4637, 6200, 9274, 18548, 23185, 37096, 46370, 92740, 115925, 143747, 185480, 231850, 287494, 463700, 574988, 718735, 927400, 1149976, 1437470, 2874940, 3593675, 5749880, 7187350, 14374700, 28749400]

約数ペア:

[(1, 28749400), (2, 14374700), (4, 7187350), (5, 5749880), (8, 3593675), (10, 2874940), (20, 1437470), (25, 1149976), (31, 927400), (40, 718735), (50, 574988), (62, 463700), (100, 287494), (124, 231850), (155, 185480), (200, 143747), (248, 115925), (310, 92740), (620, 46370), (775, 37096), (1240, 23185), (1550, 18548), (3100, 9274), (4637, 6200)]