82426760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{541}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 200778480

約数和(自身を除く): 118351720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 541, 586, 1082, 1172, 1465, 2164, 2344, 2705, 2930, 3809, 4328, 5410, 5860, 7033, 7618, 10820, 11720, 14066, 15236, 19045, 21640, 28132, 30472, 35165, 38090, 56264, 70330, 76180, 140660, 152360, 158513, 281320, 317026, 634052, 792565, 1268104, 1585130, 2060669, 3170260, 4121338, 6340520, 8242676, 10303345, 16485352, 20606690, 41213380, 82426760]

約数ペア:

[(1, 82426760), (2, 41213380), (4, 20606690), (5, 16485352), (8, 10303345), (10, 8242676), (13, 6340520), (20, 4121338), (26, 3170260), (40, 2060669), (52, 1585130), (65, 1268104), (104, 792565), (130, 634052), (260, 317026), (293, 281320), (520, 158513), (541, 152360), (586, 140660), (1082, 76180), (1172, 70330), (1465, 56264), (2164, 38090), (2344, 35165), (2705, 30472), (2930, 28132), (3809, 21640), (4328, 19045), (5410, 15236), (5860, 14066), (7033, 11720), (7618, 10820)]