90198050

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 173138472

約数和(自身を除く): 82940422

約数列:

[1, 2, 5, 10, 25, 50, 53, 101, 106, 202, 265, 337, 505, 530, 674, 1010, 1325, 1685, 2525, 2650, 3370, 5050, 5353, 8425, 10706, 16850, 17861, 26765, 34037, 35722, 53530, 68074, 89305, 133825, 170185, 178610, 267650, 340370, 446525, 850925, 893050, 1701850, 1803961, 3607922, 9019805, 18039610, 45099025, 90198050]

約数ペア:

[(1, 90198050), (2, 45099025), (5, 18039610), (10, 9019805), (25, 3607922), (50, 1803961), (53, 1701850), (101, 893050), (106, 850925), (202, 446525), (265, 340370), (337, 267650), (505, 178610), (530, 170185), (674, 133825), (1010, 89305), (1325, 68074), (1685, 53530), (2525, 35722), (2650, 34037), (3370, 26765), (5050, 17861), (5353, 16850), (8425, 10706)]