25384970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6299}}^1$

素因数の和:6350

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 25418230

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 6299, 12598, 31495, 62990, 81887, 163774, 195269, 390538, 409435, 818870, 976345, 1952690, 2538497, 5076994, 12692485, 25384970]

約数ペア:

[(1, 25384970), (2, 12692485), (5, 5076994), (10, 2538497), (13, 1952690), (26, 976345), (31, 818870), (62, 409435), (65, 390538), (130, 195269), (155, 163774), (310, 81887), (403, 62990), (806, 31495), (2015, 12598), (4030, 6299)]