38156630420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{757}}^1\times {\mathrm{24953}}^1$

素因数の和:25820

約数の個数: 48

約数和(自身を含む): 81032425488

約数和(自身を除く): 42875795068

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 757, 1010, 1514, 2020, 3028, 3785, 7570, 15140, 24953, 49906, 76457, 99812, 124765, 152914, 249530, 305828, 382285, 499060, 764570, 1529140, 2520253, 5040506, 10081012, 12601265, 18889421, 25202530, 37778842, 50405060, 75557684, 94447105, 188894210, 377788420, 1907831521, 3815663042, 7631326084, 9539157605, 19078315210, 38156630420]

約数ペア:

[(1, 38156630420), (2, 19078315210), (4, 9539157605), (5, 7631326084), (10, 3815663042), (20, 1907831521), (101, 377788420), (202, 188894210), (404, 94447105), (505, 75557684), (757, 50405060), (1010, 37778842), (1514, 25202530), (2020, 18889421), (3028, 12601265), (3785, 10081012), (7570, 5040506), (15140, 2520253), (24953, 1529140), (49906, 764570), (76457, 499060), (99812, 382285), (124765, 305828), (152914, 249530)]