87520216

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 200232000

約数和(自身を除く): 112711784

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 149, 238, 298, 476, 596, 617, 952, 1043, 1192, 1234, 2086, 2468, 2533, 4172, 4319, 4936, 5066, 8344, 8638, 10132, 10489, 17276, 17731, 20264, 20978, 34552, 35462, 41956, 70924, 73423, 83912, 91933, 141848, 146846, 183866, 293692, 367732, 587384, 643531, 735464, 1287062, 1562861, 2574124, 3125722, 5148248, 6251444, 10940027, 12502888, 21880054, 43760108, 87520216]

約数ペア:

[(1, 87520216), (2, 43760108), (4, 21880054), (7, 12502888), (8, 10940027), (14, 6251444), (17, 5148248), (28, 3125722), (34, 2574124), (56, 1562861), (68, 1287062), (119, 735464), (136, 643531), (149, 587384), (238, 367732), (298, 293692), (476, 183866), (596, 146846), (617, 141848), (952, 91933), (1043, 83912), (1192, 73423), (1234, 70924), (2086, 41956), (2468, 35462), (2533, 34552), (4172, 20978), (4319, 20264), (4936, 17731), (5066, 17276), (8344, 10489), (8638, 10132)]