77856872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 162777600

約数和(自身を除く): 84920728

約数列:

[1, 2, 4, 8, 17, 31, 34, 59, 62, 68, 118, 124, 136, 236, 248, 313, 472, 527, 626, 1003, 1054, 1252, 1829, 2006, 2108, 2504, 3658, 4012, 4216, 5321, 7316, 8024, 9703, 10642, 14632, 18467, 19406, 21284, 31093, 36934, 38812, 42568, 62186, 73868, 77624, 124372, 147736, 164951, 248744, 313939, 329902, 572477, 627878, 659804, 1144954, 1255756, 1319608, 2289908, 2511512, 4579816, 9732109, 19464218, 38928436, 77856872]

約数ペア:

[(1, 77856872), (2, 38928436), (4, 19464218), (8, 9732109), (17, 4579816), (31, 2511512), (34, 2289908), (59, 1319608), (62, 1255756), (68, 1144954), (118, 659804), (124, 627878), (136, 572477), (236, 329902), (248, 313939), (313, 248744), (472, 164951), (527, 147736), (626, 124372), (1003, 77624), (1054, 73868), (1252, 62186), (1829, 42568), (2006, 38812), (2108, 36934), (2504, 31093), (3658, 21284), (4012, 19406), (4216, 18467), (5321, 14632), (7316, 10642), (8024, 9703)]