156636880

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{9839}}^1$

素因数の和:10051

約数の個数: 40

約数和(自身を含む): 366048000

約数和(自身を除く): 209411120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 9839, 15920, 19678, 39356, 49195, 78712, 98390, 157424, 196780, 393560, 787120, 1957961, 3915922, 7831844, 9789805, 15663688, 19579610, 31327376, 39159220, 78318440, 156636880]

約数ペア:

[(1, 156636880), (2, 78318440), (4, 39159220), (5, 31327376), (8, 19579610), (10, 15663688), (16, 9789805), (20, 7831844), (40, 3915922), (80, 1957961), (199, 787120), (398, 393560), (796, 196780), (995, 157424), (1592, 98390), (1990, 78712), (3184, 49195), (3980, 39356), (7960, 19678), (9839, 15920)]