82811420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1613}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 185467968

約数和(自身を除く): 102656548

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 151, 170, 302, 340, 604, 755, 1510, 1613, 2567, 3020, 3226, 5134, 6452, 8065, 10268, 12835, 16130, 25670, 27421, 32260, 51340, 54842, 109684, 137105, 243563, 274210, 487126, 548420, 974252, 1217815, 2435630, 4140571, 4871260, 8281142, 16562284, 20702855, 41405710, 82811420]

約数ペア:

[(1, 82811420), (2, 41405710), (4, 20702855), (5, 16562284), (10, 8281142), (17, 4871260), (20, 4140571), (34, 2435630), (68, 1217815), (85, 974252), (151, 548420), (170, 487126), (302, 274210), (340, 243563), (604, 137105), (755, 109684), (1510, 54842), (1613, 51340), (2567, 32260), (3020, 27421), (3226, 25670), (5134, 16130), (6452, 12835), (8065, 10268)]