72138584

素因数分解:

$2^3\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 158448600

約数和(自身を除く): 86310016

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 163, 196, 326, 392, 652, 1129, 1141, 1304, 2258, 2282, 4516, 4564, 7903, 7987, 9032, 9128, 15806, 15974, 31612, 31948, 55321, 63224, 63896, 110642, 184027, 221284, 368054, 442568, 736108, 1288189, 1472216, 2576378, 5152756, 9017323, 10305512, 18034646, 36069292, 72138584]

約数ペア:

[(1, 72138584), (2, 36069292), (4, 18034646), (7, 10305512), (8, 9017323), (14, 5152756), (28, 2576378), (49, 1472216), (56, 1288189), (98, 736108), (163, 442568), (196, 368054), (326, 221284), (392, 184027), (652, 110642), (1129, 63896), (1141, 63224), (1304, 55321), (2258, 31948), (2282, 31612), (4516, 15974), (4564, 15806), (7903, 9128), (7987, 9032)]