679968704

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1225

約数の個数: 56

約数和(自身を含む): 1378768896

約数和(自身を除く): 698800192

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 151, 284, 302, 568, 604, 991, 1136, 1208, 1982, 2272, 2416, 3964, 4544, 4832, 7928, 9664, 10721, 15856, 21442, 31712, 42884, 63424, 70361, 85768, 140722, 149641, 171536, 281444, 299282, 343072, 562888, 598564, 686144, 1125776, 1197128, 2251552, 2394256, 4503104, 4788512, 9577024, 10624511, 21249022, 42498044, 84996088, 169992176, 339984352, 679968704]

約数ペア:

[(1, 679968704), (2, 339984352), (4, 169992176), (8, 84996088), (16, 42498044), (32, 21249022), (64, 10624511), (71, 9577024), (142, 4788512), (151, 4503104), (284, 2394256), (302, 2251552), (568, 1197128), (604, 1125776), (991, 686144), (1136, 598564), (1208, 562888), (1982, 343072), (2272, 299282), (2416, 281444), (3964, 171536), (4544, 149641), (4832, 140722), (7928, 85768), (9664, 70361), (10721, 63424), (15856, 42884), (21442, 31712)]