138090320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101537}}^1$

素因数の和:101567

約数の個数: 40

約数和(自身を含む): 339949224

約数和(自身を除く): 201858904

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 101537, 203074, 406148, 507685, 812296, 1015370, 1624592, 1726129, 2030740, 3452258, 4061480, 6904516, 8122960, 8630645, 13809032, 17261290, 27618064, 34522580, 69045160, 138090320]

約数ペア:

[(1, 138090320), (2, 69045160), (4, 34522580), (5, 27618064), (8, 17261290), (10, 13809032), (16, 8630645), (17, 8122960), (20, 6904516), (34, 4061480), (40, 3452258), (68, 2030740), (80, 1726129), (85, 1624592), (136, 1015370), (170, 812296), (272, 507685), (340, 406148), (680, 203074), (1360, 101537)]