165248980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1117}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 374708880

約数和(自身を除く): 209459900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 569, 1117, 1138, 2234, 2276, 2845, 4468, 5585, 5690, 7397, 11170, 11380, 14521, 14794, 22340, 29042, 29588, 36985, 58084, 72605, 73970, 145210, 147940, 290420, 635573, 1271146, 2542292, 3177865, 6355730, 8262449, 12711460, 16524898, 33049796, 41312245, 82624490, 165248980]

約数ペア:

[(1, 165248980), (2, 82624490), (4, 41312245), (5, 33049796), (10, 16524898), (13, 12711460), (20, 8262449), (26, 6355730), (52, 3177865), (65, 2542292), (130, 1271146), (260, 635573), (569, 290420), (1117, 147940), (1138, 145210), (2234, 73970), (2276, 72605), (2845, 58084), (4468, 36985), (5585, 29588), (5690, 29042), (7397, 22340), (11170, 14794), (11380, 14521)]