81960230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1069}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 174726720

約数和(自身を除く): 92766490

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 41, 55, 82, 85, 110, 170, 187, 205, 374, 410, 451, 697, 902, 935, 1069, 1394, 1870, 2138, 2255, 3485, 4510, 5345, 6970, 7667, 10690, 11759, 15334, 18173, 23518, 36346, 38335, 43829, 58795, 76670, 87658, 90865, 117590, 181730, 199903, 219145, 399806, 438290, 482119, 745093, 964238, 999515, 1490186, 1999030, 2410595, 3725465, 4821190, 7450930, 8196023, 16392046, 40980115, 81960230]

約数ペア:

[(1, 81960230), (2, 40980115), (5, 16392046), (10, 8196023), (11, 7450930), (17, 4821190), (22, 3725465), (34, 2410595), (41, 1999030), (55, 1490186), (82, 999515), (85, 964238), (110, 745093), (170, 482119), (187, 438290), (205, 399806), (374, 219145), (410, 199903), (451, 181730), (697, 117590), (902, 90865), (935, 87658), (1069, 76670), (1394, 58795), (1870, 43829), (2138, 38335), (2255, 36346), (3485, 23518), (4510, 18173), (5345, 15334), (6970, 11759), (7667, 10690)]