2019443075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{883}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 2799154176

約数和(自身を除く): 779711101

約数列:

[1, 5, 13, 25, 31, 65, 155, 227, 325, 403, 775, 883, 1135, 2015, 2951, 4415, 5675, 7037, 10075, 11479, 14755, 22075, 27373, 35185, 57395, 73775, 91481, 136865, 175925, 200441, 286975, 355849, 457405, 684325, 1002205, 1779245, 2287025, 2605733, 5011025, 6213671, 8896225, 13028665, 31068355, 65143325, 80777723, 155341775, 403888615, 2019443075]

約数ペア:

[(1, 2019443075), (5, 403888615), (13, 155341775), (25, 80777723), (31, 65143325), (65, 31068355), (155, 13028665), (227, 8896225), (325, 6213671), (403, 5011025), (775, 2605733), (883, 2287025), (1135, 1779245), (2015, 1002205), (2951, 684325), (4415, 457405), (5675, 355849), (7037, 286975), (10075, 200441), (11479, 175925), (14755, 136865), (22075, 91481), (27373, 73775), (35185, 57395)]