200909540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1721}}^1$

素因数の和:2192

約数の個数: 48

約数和(自身を含む): 455641200

約数和(自身を除く): 254731660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 449, 898, 1721, 1796, 2245, 3442, 4490, 5837, 6884, 8605, 8980, 11674, 17210, 22373, 23348, 29185, 34420, 44746, 58370, 89492, 111865, 116740, 223730, 447460, 772729, 1545458, 3090916, 3863645, 7727290, 10045477, 15454580, 20090954, 40181908, 50227385, 100454770, 200909540]

約数ペア:

[(1, 200909540), (2, 100454770), (4, 50227385), (5, 40181908), (10, 20090954), (13, 15454580), (20, 10045477), (26, 7727290), (52, 3863645), (65, 3090916), (130, 1545458), (260, 772729), (449, 447460), (898, 223730), (1721, 116740), (1796, 111865), (2245, 89492), (3442, 58370), (4490, 44746), (5837, 34420), (6884, 29185), (8605, 23348), (8980, 22373), (11674, 17210)]