71631664

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 60

約数和(自身を含む): 153171000

約数和(自身を除く): 81539336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 169, 208, 236, 338, 449, 472, 676, 767, 898, 944, 1352, 1534, 1796, 2704, 3068, 3592, 5837, 6136, 7184, 9971, 11674, 12272, 19942, 23348, 26491, 39884, 46696, 52982, 75881, 79768, 93392, 105964, 151762, 159536, 211928, 303524, 344383, 423856, 607048, 688766, 1214096, 1377532, 2755064, 4476979, 5510128, 8953958, 17907916, 35815832, 71631664]

約数ペア:

[(1, 71631664), (2, 35815832), (4, 17907916), (8, 8953958), (13, 5510128), (16, 4476979), (26, 2755064), (52, 1377532), (59, 1214096), (104, 688766), (118, 607048), (169, 423856), (208, 344383), (236, 303524), (338, 211928), (449, 159536), (472, 151762), (676, 105964), (767, 93392), (898, 79768), (944, 75881), (1352, 52982), (1534, 46696), (1796, 39884), (2704, 26491), (3068, 23348), (3592, 19942), (5837, 12272), (6136, 11674), (7184, 9971)]