91049080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28813}}^1$

素因数の和:28903

約数の個数: 32

約数和(自身を含む): 207460800

約数和(自身を除く): 116411720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 28813, 57626, 115252, 144065, 230504, 288130, 576260, 1152520, 2276227, 4552454, 9104908, 11381135, 18209816, 22762270, 45524540, 91049080]

約数ペア:

[(1, 91049080), (2, 45524540), (4, 22762270), (5, 18209816), (8, 11381135), (10, 9104908), (20, 4552454), (40, 2276227), (79, 1152520), (158, 576260), (316, 288130), (395, 230504), (632, 144065), (790, 115252), (1580, 57626), (3160, 28813)]