206867830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1265

約数の個数: 48

約数和(自身を含む): 407270160

約数和(自身を除く): 200402330

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 169, 218, 338, 545, 845, 1090, 1123, 1417, 1690, 2246, 2834, 5615, 7085, 11230, 14170, 14599, 18421, 29198, 36842, 72995, 92105, 122407, 145990, 184210, 189787, 244814, 379574, 612035, 948935, 1224070, 1591291, 1897870, 3182582, 7956455, 15912910, 20686783, 41373566, 103433915, 206867830]

約数ペア:

[(1, 206867830), (2, 103433915), (5, 41373566), (10, 20686783), (13, 15912910), (26, 7956455), (65, 3182582), (109, 1897870), (130, 1591291), (169, 1224070), (218, 948935), (338, 612035), (545, 379574), (845, 244814), (1090, 189787), (1123, 184210), (1417, 145990), (1690, 122407), (2246, 92105), (2834, 72995), (5615, 36842), (7085, 29198), (11230, 18421), (14170, 14599)]