775919475

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 1429908480

約数和(自身を除く): 653989005

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 239, 307, 423, 705, 717, 921, 1175, 1195, 1535, 2115, 2151, 2763, 3525, 3585, 4605, 5975, 7675, 10575, 10755, 11233, 13815, 14429, 17925, 23025, 33699, 43287, 53775, 56165, 69075, 72145, 73373, 101097, 129861, 168495, 216435, 220119, 280825, 360725, 366865, 505485, 649305, 660357, 842475, 1082175, 1100595, 1834325, 2527425, 3246525, 3301785, 3448531, 5502975, 10345593, 16508925, 17242655, 31036779, 51727965, 86213275, 155183895, 258639825, 775919475]

約数ペア:

[(1, 775919475), (3, 258639825), (5, 155183895), (9, 86213275), (15, 51727965), (25, 31036779), (45, 17242655), (47, 16508925), (75, 10345593), (141, 5502975), (225, 3448531), (235, 3301785), (239, 3246525), (307, 2527425), (423, 1834325), (705, 1100595), (717, 1082175), (921, 842475), (1175, 660357), (1195, 649305), (1535, 505485), (2115, 366865), (2151, 360725), (2763, 280825), (3525, 220119), (3585, 216435), (4605, 168495), (5975, 129861), (7675, 101097), (10575, 73373), (10755, 72145), (11233, 69075), (13815, 56165), (14429, 53775), (17925, 43287), (23025, 33699)]