82661320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{295219}}^1$

素因数の和:295237

約数の個数: 32

約数和(自身を含む): 212558400

約数和(自身を除く): 129897080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 295219, 590438, 1180876, 1476095, 2066533, 2361752, 2952190, 4133066, 5904380, 8266132, 10332665, 11808760, 16532264, 20665330, 41330660, 82661320]

約数ペア:

[(1, 82661320), (2, 41330660), (4, 20665330), (5, 16532264), (7, 11808760), (8, 10332665), (10, 8266132), (14, 5904380), (20, 4133066), (28, 2952190), (35, 2361752), (40, 2066533), (56, 1476095), (70, 1180876), (140, 590438), (280, 295219)]