201466520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162473}}^1$

素因数の和:162515

約数の個数: 32

約数和(自身を含む): 467925120

約数和(自身を除く): 266458600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162473, 324946, 649892, 812365, 1299784, 1624730, 3249460, 5036663, 6498920, 10073326, 20146652, 25183315, 40293304, 50366630, 100733260, 201466520]

約数ペア:

[(1, 201466520), (2, 100733260), (4, 50366630), (5, 40293304), (8, 25183315), (10, 20146652), (20, 10073326), (31, 6498920), (40, 5036663), (62, 3249460), (124, 1624730), (155, 1299784), (248, 812365), (310, 649892), (620, 324946), (1240, 162473)]