31610480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2113}}^1$

素因数の和:2154

約数の個数: 80

約数和(自身を含む): 84932064

約数和(自身を除く): 53321584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2113, 2992, 3740, 4226, 7480, 8452, 10565, 14960, 16904, 21130, 23243, 33808, 35921, 42260, 46486, 71842, 84520, 92972, 116215, 143684, 169040, 179605, 185944, 232430, 287368, 359210, 371888, 395131, 464860, 574736, 718420, 790262, 929720, 1436840, 1580524, 1859440, 1975655, 2873680, 3161048, 3951310, 6322096, 7902620, 15805240, 31610480]

約数ペア:

[(1, 31610480), (2, 15805240), (4, 7902620), (5, 6322096), (8, 3951310), (10, 3161048), (11, 2873680), (16, 1975655), (17, 1859440), (20, 1580524), (22, 1436840), (34, 929720), (40, 790262), (44, 718420), (55, 574736), (68, 464860), (80, 395131), (85, 371888), (88, 359210), (110, 287368), (136, 232430), (170, 185944), (176, 179605), (187, 169040), (220, 143684), (272, 116215), (340, 92972), (374, 84520), (440, 71842), (680, 46486), (748, 42260), (880, 35921), (935, 33808), (1360, 23243), (1496, 21130), (1870, 16904), (2113, 14960), (2992, 10565), (3740, 8452), (4226, 7480)]