628649675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 867801600

約数和(自身を除く): 239151925

約数列:

[1, 5, 19, 25, 29, 47, 95, 145, 235, 475, 551, 725, 893, 971, 1175, 1363, 2755, 4465, 4855, 6815, 13775, 18449, 22325, 24275, 25897, 28159, 34075, 45637, 92245, 129485, 140795, 228185, 461225, 535021, 647425, 703975, 867103, 1140925, 1323473, 2675105, 4335515, 6617365, 13375525, 21677575, 25145987, 33086825, 125729935, 628649675]

約数ペア:

[(1, 628649675), (5, 125729935), (19, 33086825), (25, 25145987), (29, 21677575), (47, 13375525), (95, 6617365), (145, 4335515), (235, 2675105), (475, 1323473), (551, 1140925), (725, 867103), (893, 703975), (971, 647425), (1175, 535021), (1363, 461225), (2755, 228185), (4465, 140795), (4855, 129485), (6815, 92245), (13775, 45637), (18449, 34075), (22325, 28159), (24275, 25897)]