90439516

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 169344000

約数和(自身を除く): 78904484

約数列:

[1, 2, 4, 29, 58, 71, 79, 116, 139, 142, 158, 278, 284, 316, 556, 2059, 2291, 4031, 4118, 4582, 5609, 8062, 8236, 9164, 9869, 10981, 11218, 16124, 19738, 21962, 22436, 39476, 43924, 162661, 286201, 318449, 325322, 572402, 636898, 650644, 779651, 1144804, 1273796, 1559302, 3118604, 22609879, 45219758, 90439516]

約数ペア:

[(1, 90439516), (2, 45219758), (4, 22609879), (29, 3118604), (58, 1559302), (71, 1273796), (79, 1144804), (116, 779651), (139, 650644), (142, 636898), (158, 572402), (278, 325322), (284, 318449), (316, 286201), (556, 162661), (2059, 43924), (2291, 39476), (4031, 22436), (4118, 21962), (4582, 19738), (5609, 16124), (8062, 11218), (8236, 10981), (9164, 9869)]