161268625

素因数分解:

$5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2333}}^1$

素因数の和:2434

約数の個数: 32

約数和(自身を含む): 233026560

約数和(自身を除く): 71757935

約数列:

[1, 5, 7, 25, 35, 79, 125, 175, 395, 553, 875, 1975, 2333, 2765, 9875, 11665, 13825, 16331, 58325, 69125, 81655, 184307, 291625, 408275, 921535, 1290149, 2041375, 4607675, 6450745, 23038375, 32253725, 161268625]

約数ペア:

[(1, 161268625), (5, 32253725), (7, 23038375), (25, 6450745), (35, 4607675), (79, 2041375), (125, 1290149), (175, 921535), (395, 408275), (553, 291625), (875, 184307), (1975, 81655), (2333, 69125), (2765, 58325), (9875, 16331), (11665, 13825)]