539455540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{4621}}^1$

素因数の和:5092

約数の個数: 48

約数和(自身を含む): 1222981200

約数和(自身を除く): 683525660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 449, 898, 1796, 2245, 4490, 4621, 5837, 8980, 9242, 11674, 18484, 23105, 23348, 29185, 46210, 58370, 60073, 92420, 116740, 120146, 240292, 300365, 600730, 1201460, 2074829, 4149658, 8299316, 10374145, 20748290, 26972777, 41496580, 53945554, 107891108, 134863885, 269727770, 539455540]

約数ペア:

[(1, 539455540), (2, 269727770), (4, 134863885), (5, 107891108), (10, 53945554), (13, 41496580), (20, 26972777), (26, 20748290), (52, 10374145), (65, 8299316), (130, 4149658), (260, 2074829), (449, 1201460), (898, 600730), (1796, 300365), (2245, 240292), (4490, 120146), (4621, 116740), (5837, 92420), (8980, 60073), (9242, 58370), (11674, 46210), (18484, 29185), (23105, 23348)]