180528035

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 236666880

約数和(自身を除く): 56138845

約数列:

[1, 5, 23, 31, 79, 115, 155, 395, 641, 713, 1817, 2449, 3205, 3565, 9085, 12245, 14743, 19871, 50639, 56327, 73715, 99355, 253195, 281635, 457033, 1164697, 1569809, 2285165, 5823485, 7849045, 36105607, 180528035]

約数ペア:

[(1, 180528035), (5, 36105607), (23, 7849045), (31, 5823485), (79, 2285165), (115, 1569809), (155, 1164697), (395, 457033), (641, 281635), (713, 253195), (1817, 99355), (2449, 73715), (3205, 56327), (3565, 50639), (9085, 19871), (12245, 14743)]