91108040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 217036800

約数和(自身を除く): 125928760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 313, 380, 383, 626, 760, 766, 1252, 1532, 1565, 1915, 2504, 3064, 3130, 3830, 5947, 6260, 7277, 7660, 11894, 12520, 14554, 15320, 23788, 29108, 29735, 36385, 47576, 58216, 59470, 72770, 118940, 119879, 145540, 237880, 239758, 291080, 479516, 599395, 959032, 1198790, 2277701, 2397580, 4555402, 4795160, 9110804, 11388505, 18221608, 22777010, 45554020, 91108040]

約数ペア:

[(1, 91108040), (2, 45554020), (4, 22777010), (5, 18221608), (8, 11388505), (10, 9110804), (19, 4795160), (20, 4555402), (38, 2397580), (40, 2277701), (76, 1198790), (95, 959032), (152, 599395), (190, 479516), (313, 291080), (380, 239758), (383, 237880), (626, 145540), (760, 119879), (766, 118940), (1252, 72770), (1532, 59470), (1565, 58216), (1915, 47576), (2504, 36385), (3064, 29735), (3130, 29108), (3830, 23788), (5947, 15320), (6260, 14554), (7277, 12520), (7660, 11894)]