90328940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3373}}^1$

素因数の和:3498

約数の個数: 48

約数和(自身を含む): 206326848

約数和(自身を除く): 115997908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 3373, 5356, 6695, 6746, 13390, 13492, 16865, 26780, 33730, 43849, 67460, 87698, 175396, 219245, 347419, 438490, 694838, 876980, 1389676, 1737095, 3474190, 4516447, 6948380, 9032894, 18065788, 22582235, 45164470, 90328940]

約数ペア:

[(1, 90328940), (2, 45164470), (4, 22582235), (5, 18065788), (10, 9032894), (13, 6948380), (20, 4516447), (26, 3474190), (52, 1737095), (65, 1389676), (103, 876980), (130, 694838), (206, 438490), (260, 347419), (412, 219245), (515, 175396), (1030, 87698), (1339, 67460), (2060, 43849), (2678, 33730), (3373, 26780), (5356, 16865), (6695, 13492), (6746, 13390)]