204505835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 275788800

約数和(自身を除く): 71282965

約数列:

[1, 5, 17, 19, 85, 95, 139, 323, 695, 911, 1615, 2363, 2641, 4555, 11815, 13205, 15487, 17309, 44897, 77435, 86545, 126629, 224485, 294253, 633145, 1471265, 2152693, 2405951, 10763465, 12029755, 40901167, 204505835]

約数ペア:

[(1, 204505835), (5, 40901167), (17, 12029755), (19, 10763465), (85, 2405951), (95, 2152693), (139, 1471265), (323, 633145), (695, 294253), (911, 224485), (1615, 126629), (2363, 86545), (2641, 77435), (4555, 44897), (11815, 17309), (13205, 15487)]