87404830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1297}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 164856384

約数和(自身を除く): 77451554

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 293, 586, 1297, 1465, 2594, 2930, 6485, 6739, 12970, 13478, 29831, 33695, 59662, 67390, 149155, 298310, 380021, 760042, 1900105, 3800210, 8740483, 17480966, 43702415, 87404830]

約数ペア:

[(1, 87404830), (2, 43702415), (5, 17480966), (10, 8740483), (23, 3800210), (46, 1900105), (115, 760042), (230, 380021), (293, 298310), (586, 149155), (1297, 67390), (1465, 59662), (2594, 33695), (2930, 29831), (6485, 13478), (6739, 12970)]