77772490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 153861120

約数和(自身を除く): 76088630

約数列:

[1, 2, 5, 10, 29, 31, 41, 58, 62, 82, 145, 155, 205, 211, 290, 310, 410, 422, 899, 1055, 1189, 1271, 1798, 2110, 2378, 2542, 4495, 5945, 6119, 6355, 6541, 8651, 8990, 11890, 12238, 12710, 13082, 17302, 30595, 32705, 36859, 43255, 61190, 65410, 73718, 86510, 184295, 189689, 250879, 268181, 368590, 379378, 501758, 536362, 948445, 1254395, 1340905, 1896890, 2508790, 2681810, 7777249, 15554498, 38886245, 77772490]

約数ペア:

[(1, 77772490), (2, 38886245), (5, 15554498), (10, 7777249), (29, 2681810), (31, 2508790), (41, 1896890), (58, 1340905), (62, 1254395), (82, 948445), (145, 536362), (155, 501758), (205, 379378), (211, 368590), (290, 268181), (310, 250879), (410, 189689), (422, 184295), (899, 86510), (1055, 73718), (1189, 65410), (1271, 61190), (1798, 43255), (2110, 36859), (2378, 32705), (2542, 30595), (4495, 17302), (5945, 13082), (6119, 12710), (6355, 12238), (6541, 11890), (8651, 8990)]