66699850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1279}}^1$

素因数の和:1447

約数の個数: 48

約数和(自身を含む): 142848000

約数和(自身を除く): 76148150

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 149, 175, 298, 350, 745, 1043, 1279, 1490, 2086, 2558, 3725, 5215, 6395, 7450, 8953, 10430, 12790, 17906, 26075, 31975, 44765, 52150, 63950, 89530, 190571, 223825, 381142, 447650, 952855, 1333997, 1905710, 2667994, 4764275, 6669985, 9528550, 13339970, 33349925, 66699850]

約数ペア:

[(1, 66699850), (2, 33349925), (5, 13339970), (7, 9528550), (10, 6669985), (14, 4764275), (25, 2667994), (35, 1905710), (50, 1333997), (70, 952855), (149, 447650), (175, 381142), (298, 223825), (350, 190571), (745, 89530), (1043, 63950), (1279, 52150), (1490, 44765), (2086, 31975), (2558, 26075), (3725, 17906), (5215, 12790), (6395, 10430), (7450, 8953)]