87420100

素因数分解:

$2^2\times 5^2\times {\mathrm{571}}^1\times {\mathrm{1531}}^1$

素因数の和:2116

約数の個数: 36

約数和(自身を含む): 190157968

約数和(自身を除く): 102737868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 571, 1142, 1531, 2284, 2855, 3062, 5710, 6124, 7655, 11420, 14275, 15310, 28550, 30620, 38275, 57100, 76550, 153100, 874201, 1748402, 3496804, 4371005, 8742010, 17484020, 21855025, 43710050, 87420100]

約数ペア:

[(1, 87420100), (2, 43710050), (4, 21855025), (5, 17484020), (10, 8742010), (20, 4371005), (25, 3496804), (50, 1748402), (100, 874201), (571, 153100), (1142, 76550), (1531, 57100), (2284, 38275), (2855, 30620), (3062, 28550), (5710, 15310), (6124, 14275), (7655, 11420)]