66428810

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 75094390

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 181, 214, 245, 343, 362, 490, 535, 686, 749, 905, 1070, 1267, 1498, 1715, 1810, 2534, 3430, 3745, 5243, 6335, 7490, 8869, 10486, 12670, 17738, 19367, 26215, 36701, 38734, 44345, 52430, 62083, 73402, 88690, 96835, 124166, 135569, 183505, 193670, 271138, 310415, 367010, 620830, 677845, 948983, 1355690, 1897966, 4744915, 6642881, 9489830, 13285762, 33214405, 66428810]

約数ペア:

[(1, 66428810), (2, 33214405), (5, 13285762), (7, 9489830), (10, 6642881), (14, 4744915), (35, 1897966), (49, 1355690), (70, 948983), (98, 677845), (107, 620830), (181, 367010), (214, 310415), (245, 271138), (343, 193670), (362, 183505), (490, 135569), (535, 124166), (686, 96835), (749, 88690), (905, 73402), (1070, 62083), (1267, 52430), (1498, 44345), (1715, 38734), (1810, 36701), (2534, 26215), (3430, 19367), (3745, 17738), (5243, 12670), (6335, 10486), (7490, 8869)]