87425980

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{28949}}^1$

素因数の和:29109

約数の個数: 24

約数和(自身を含む): 184816800

約数和(自身を除く): 97390820

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 28949, 57898, 115796, 144745, 289490, 578980, 4371299, 8742598, 17485196, 21856495, 43712990, 87425980]

約数ペア:

[(1, 87425980), (2, 43712990), (4, 21856495), (5, 17485196), (10, 8742598), (20, 4371299), (151, 578980), (302, 289490), (604, 144745), (755, 115796), (1510, 57898), (3020, 28949)]