51900355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 70963200

約数和(自身を除く): 19062845

約数列:

[1, 5, 13, 31, 43, 65, 155, 215, 403, 559, 599, 1333, 2015, 2795, 2995, 6665, 7787, 17329, 18569, 25757, 38935, 86645, 92845, 128785, 241397, 334841, 798467, 1206985, 1674205, 3992335, 10380071, 51900355]

約数ペア:

[(1, 51900355), (5, 10380071), (13, 3992335), (31, 1674205), (43, 1206985), (65, 798467), (155, 334841), (215, 241397), (403, 128785), (559, 92845), (599, 86645), (1333, 38935), (2015, 25757), (2795, 18569), (2995, 17329), (6665, 7787)]