265794490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1111

約数の個数: 64

約数和(自身を含む): 550416384

約数和(自身を除く): 284621894

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 127, 130, 170, 221, 254, 442, 635, 947, 1105, 1270, 1651, 1894, 2159, 2210, 3302, 4318, 4735, 8255, 9470, 10795, 12311, 16099, 16510, 21590, 24622, 28067, 32198, 56134, 61555, 80495, 120269, 123110, 140335, 160990, 209287, 240538, 280670, 418574, 601345, 1046435, 1202690, 1563497, 2044573, 2092870, 3126994, 4089146, 7817485, 10222865, 15634970, 20445730, 26579449, 53158898, 132897245, 265794490]

約数ペア:

[(1, 265794490), (2, 132897245), (5, 53158898), (10, 26579449), (13, 20445730), (17, 15634970), (26, 10222865), (34, 7817485), (65, 4089146), (85, 3126994), (127, 2092870), (130, 2044573), (170, 1563497), (221, 1202690), (254, 1046435), (442, 601345), (635, 418574), (947, 280670), (1105, 240538), (1270, 209287), (1651, 160990), (1894, 140335), (2159, 123110), (2210, 120269), (3302, 80495), (4318, 61555), (4735, 56134), (8255, 32198), (9470, 28067), (10795, 24622), (12311, 21590), (16099, 16510)]