156731890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{13907}}^1$

素因数の和:13951

約数の個数: 48

約数和(自身を含む): 342470592

約数和(自身を除く): 185738702

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635, 11270, 13907, 27814, 69535, 97349, 139070, 194698, 319861, 486745, 639722, 681443, 973490, 1362886, 1599305, 2239027, 3198610, 3407215, 4478054, 6814430, 11195135, 15673189, 22390270, 31346378, 78365945, 156731890]

約数ペア:

[(1, 156731890), (2, 78365945), (5, 31346378), (7, 22390270), (10, 15673189), (14, 11195135), (23, 6814430), (35, 4478054), (46, 3407215), (49, 3198610), (70, 2239027), (98, 1599305), (115, 1362886), (161, 973490), (230, 681443), (245, 639722), (322, 486745), (490, 319861), (805, 194698), (1127, 139070), (1610, 97349), (2254, 69535), (5635, 27814), (11270, 13907)]