25140410

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 46414080

約数和(自身を除く): 21273670

約数列:

[1, 2, 5, 10, 67, 134, 157, 239, 314, 335, 478, 670, 785, 1195, 1570, 2390, 10519, 16013, 21038, 32026, 37523, 52595, 75046, 80065, 105190, 160130, 187615, 375230, 2514041, 5028082, 12570205, 25140410]

約数ペア:

[(1, 25140410), (2, 12570205), (5, 5028082), (10, 2514041), (67, 375230), (134, 187615), (157, 160130), (239, 105190), (314, 80065), (335, 75046), (478, 52595), (670, 37523), (785, 32026), (1195, 21038), (1570, 16013), (2390, 10519)]