30958550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 66290400

約数和(自身を除く): 35331850

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 197, 350, 394, 449, 898, 985, 1379, 1970, 2245, 2758, 3143, 4490, 4925, 6286, 6895, 9850, 11225, 13790, 15715, 22450, 31430, 34475, 68950, 78575, 88453, 157150, 176906, 442265, 619171, 884530, 1238342, 2211325, 3095855, 4422650, 6191710, 15479275, 30958550]

約数ペア:

[(1, 30958550), (2, 15479275), (5, 6191710), (7, 4422650), (10, 3095855), (14, 2211325), (25, 1238342), (35, 884530), (50, 619171), (70, 442265), (175, 176906), (197, 157150), (350, 88453), (394, 78575), (449, 68950), (898, 34475), (985, 31430), (1379, 22450), (1970, 15715), (2245, 13790), (2758, 11225), (3143, 9850), (4490, 6895), (4925, 6286)]