51215830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2473}}^1$

素因数の和:2608

約数の個数: 32

約数和(自身を含む): 97970400

約数和(自身を除く): 46754570

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 2473, 4142, 4946, 10355, 12365, 20710, 24730, 46987, 93974, 234935, 269557, 469870, 539114, 1347785, 2695570, 5121583, 10243166, 25607915, 51215830]

約数ペア:

[(1, 51215830), (2, 25607915), (5, 10243166), (10, 5121583), (19, 2695570), (38, 1347785), (95, 539114), (109, 469870), (190, 269557), (218, 234935), (545, 93974), (1090, 46987), (2071, 24730), (2473, 20710), (4142, 12365), (4946, 10355)]