78545456

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1458

約数の個数: 60

約数和(自身を含む): 173166000

約数和(自身を除く): 94620544

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 121, 176, 232, 242, 319, 464, 484, 638, 968, 1276, 1399, 1936, 2552, 2798, 3509, 5104, 5596, 7018, 11192, 14036, 15389, 22384, 28072, 30778, 40571, 56144, 61556, 81142, 123112, 162284, 169279, 246224, 324568, 338558, 446281, 649136, 677116, 892562, 1354232, 1785124, 2708464, 3570248, 4909091, 7140496, 9818182, 19636364, 39272728, 78545456]

約数ペア:

[(1, 78545456), (2, 39272728), (4, 19636364), (8, 9818182), (11, 7140496), (16, 4909091), (22, 3570248), (29, 2708464), (44, 1785124), (58, 1354232), (88, 892562), (116, 677116), (121, 649136), (176, 446281), (232, 338558), (242, 324568), (319, 246224), (464, 169279), (484, 162284), (638, 123112), (968, 81142), (1276, 61556), (1399, 56144), (1936, 40571), (2552, 30778), (2798, 28072), (3509, 22384), (5104, 15389), (5596, 14036), (7018, 11192)]