808216760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{1801}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 1961729280

約数和(自身を除く): 1153512520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 863, 1726, 1801, 3452, 3602, 4315, 6904, 7204, 8630, 9005, 11219, 14408, 17260, 18010, 22438, 23413, 34520, 36020, 44876, 46826, 56095, 72040, 89752, 93652, 112190, 117065, 187304, 224380, 234130, 448760, 468260, 936520, 1554263, 3108526, 6217052, 7771315, 12434104, 15542630, 20205419, 31085260, 40410838, 62170520, 80821676, 101027095, 161643352, 202054190, 404108380, 808216760]

約数ペア:

[(1, 808216760), (2, 404108380), (4, 202054190), (5, 161643352), (8, 101027095), (10, 80821676), (13, 62170520), (20, 40410838), (26, 31085260), (40, 20205419), (52, 15542630), (65, 12434104), (104, 7771315), (130, 6217052), (260, 3108526), (520, 1554263), (863, 936520), (1726, 468260), (1801, 448760), (3452, 234130), (3602, 224380), (4315, 187304), (6904, 117065), (7204, 112190), (8630, 93652), (9005, 89752), (11219, 72040), (14408, 56095), (17260, 46826), (18010, 44876), (22438, 36020), (23413, 34520)]