80861616

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:815

約数の個数: 120

約数和(自身を含む): 250698240

約数和(自身を除く): 169836624

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 71, 72, 88, 99, 132, 142, 144, 176, 198, 213, 264, 284, 396, 426, 528, 568, 639, 719, 781, 792, 852, 1136, 1278, 1438, 1562, 1584, 1704, 2157, 2343, 2556, 2876, 3124, 3408, 4314, 4686, 5112, 5752, 6248, 6471, 7029, 7909, 8628, 9372, 10224, 11504, 12496, 12942, 14058, 15818, 17256, 18744, 23727, 25884, 28116, 31636, 34512, 37488, 47454, 51049, 51768, 56232, 63272, 71181, 94908, 102098, 103536, 112464, 126544, 142362, 153147, 189816, 204196, 284724, 306294, 379632, 408392, 459441, 561539, 569448, 612588, 816784, 918882, 1123078, 1138896, 1225176, 1684617, 1837764, 2246156, 2450352, 3369234, 3675528, 4492312, 5053851, 6738468, 7351056, 8984624, 10107702, 13476936, 20215404, 26953872, 40430808, 80861616]

約数ペア:

[(1, 80861616), (2, 40430808), (3, 26953872), (4, 20215404), (6, 13476936), (8, 10107702), (9, 8984624), (11, 7351056), (12, 6738468), (16, 5053851), (18, 4492312), (22, 3675528), (24, 3369234), (33, 2450352), (36, 2246156), (44, 1837764), (48, 1684617), (66, 1225176), (71, 1138896), (72, 1123078), (88, 918882), (99, 816784), (132, 612588), (142, 569448), (144, 561539), (176, 459441), (198, 408392), (213, 379632), (264, 306294), (284, 284724), (396, 204196), (426, 189816), (528, 153147), (568, 142362), (639, 126544), (719, 112464), (781, 103536), (792, 102098), (852, 94908), (1136, 71181), (1278, 63272), (1438, 56232), (1562, 51768), (1584, 51049), (1704, 47454), (2157, 37488), (2343, 34512), (2556, 31636), (2876, 28116), (3124, 25884), (3408, 23727), (4314, 18744), (4686, 17256), (5112, 15818), (5752, 14058), (6248, 12942), (6471, 12496), (7029, 11504), (7909, 10224), (8628, 9372)]