620623100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{200201}}^1$

素因数の和:200246

約数の個数: 36

約数和(自身を含む): 1390202688

約数和(自身を除く): 769579588

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 200201, 400402, 800804, 1001005, 2002010, 4004020, 5005025, 6206231, 10010050, 12412462, 20020100, 24824924, 31031155, 62062310, 124124620, 155155775, 310311550, 620623100]

約数ペア:

[(1, 620623100), (2, 310311550), (4, 155155775), (5, 124124620), (10, 62062310), (20, 31031155), (25, 24824924), (31, 20020100), (50, 12412462), (62, 10010050), (100, 6206231), (124, 5005025), (155, 4004020), (310, 2002010), (620, 1001005), (775, 800804), (1550, 400402), (3100, 200201)]