826699475

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 1222588416

約数和(自身を除く): 395888941

約数列:

[1, 5, 7, 25, 31, 35, 97, 155, 175, 217, 485, 679, 775, 1085, 1571, 2425, 3007, 3395, 5425, 7855, 10997, 15035, 16975, 21049, 39275, 48701, 54985, 75175, 105245, 152387, 243505, 274925, 340907, 526225, 761935, 1066709, 1217525, 1704535, 3809675, 4723997, 5333545, 8522675, 23619985, 26667725, 33067979, 118099925, 165339895, 826699475]

約数ペア:

[(1, 826699475), (5, 165339895), (7, 118099925), (25, 33067979), (31, 26667725), (35, 23619985), (97, 8522675), (155, 5333545), (175, 4723997), (217, 3809675), (485, 1704535), (679, 1217525), (775, 1066709), (1085, 761935), (1571, 526225), (2425, 340907), (3007, 274925), (3395, 243505), (5425, 152387), (7855, 105245), (10997, 75175), (15035, 54985), (16975, 48701), (21049, 39275)]