51100555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 76640256

約数和(自身を除く): 25539701

約数列:

[1, 5, 11, 17, 31, 41, 43, 55, 85, 155, 187, 205, 215, 341, 451, 473, 527, 697, 731, 935, 1271, 1333, 1705, 1763, 2255, 2365, 2635, 3485, 3655, 5797, 6355, 6665, 7667, 8041, 8815, 13981, 14663, 19393, 21607, 22661, 28985, 29971, 38335, 40205, 54653, 69905, 73315, 96965, 108035, 113305, 149855, 237677, 249271, 273265, 329681, 601183, 929101, 1188385, 1246355, 1648405, 3005915, 4645505, 10220111, 51100555]

約数ペア:

[(1, 51100555), (5, 10220111), (11, 4645505), (17, 3005915), (31, 1648405), (41, 1246355), (43, 1188385), (55, 929101), (85, 601183), (155, 329681), (187, 273265), (205, 249271), (215, 237677), (341, 149855), (451, 113305), (473, 108035), (527, 96965), (697, 73315), (731, 69905), (935, 54653), (1271, 40205), (1333, 38335), (1705, 29971), (1763, 28985), (2255, 22661), (2365, 21607), (2635, 19393), (3485, 14663), (3655, 13981), (5797, 8815), (6355, 8041), (6665, 7667)]