162667760

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{5309}}^1$

素因数の和:5705

約数の個数: 40

約数和(自身を含む): 379261440

約数和(自身を除く): 216593680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 3064, 3830, 5309, 6128, 7660, 10618, 15320, 21236, 26545, 30640, 42472, 53090, 84944, 106180, 212360, 424720, 2033347, 4066694, 8133388, 10166735, 16266776, 20333470, 32533552, 40666940, 81333880, 162667760]

約数ペア:

[(1, 162667760), (2, 81333880), (4, 40666940), (5, 32533552), (8, 20333470), (10, 16266776), (16, 10166735), (20, 8133388), (40, 4066694), (80, 2033347), (383, 424720), (766, 212360), (1532, 106180), (1915, 84944), (3064, 53090), (3830, 42472), (5309, 30640), (6128, 26545), (7660, 21236), (10618, 15320)]