8953997840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{28429}}^1$

素因数の和:28600

約数の個数: 80

約数和(自身を含む): 21659566080

約数和(自身を除く): 12705568240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 1016, 1240, 1270, 2032, 2480, 2540, 3937, 5080, 7874, 10160, 15748, 19685, 28429, 31496, 39370, 56858, 62992, 78740, 113716, 142145, 157480, 227432, 284290, 314960, 454864, 568580, 881299, 1137160, 1762598, 2274320, 3525196, 3610483, 4406495, 7050392, 7220966, 8812990, 14100784, 14441932, 17625980, 18052415, 28883864, 35251960, 36104830, 57767728, 70503920, 72209660, 111924973, 144419320, 223849946, 288838640, 447699892, 559624865, 895399784, 1119249730, 1790799568, 2238499460, 4476998920, 8953997840]

約数ペア:

[(1, 8953997840), (2, 4476998920), (4, 2238499460), (5, 1790799568), (8, 1119249730), (10, 895399784), (16, 559624865), (20, 447699892), (31, 288838640), (40, 223849946), (62, 144419320), (80, 111924973), (124, 72209660), (127, 70503920), (155, 57767728), (248, 36104830), (254, 35251960), (310, 28883864), (496, 18052415), (508, 17625980), (620, 14441932), (635, 14100784), (1016, 8812990), (1240, 7220966), (1270, 7050392), (2032, 4406495), (2480, 3610483), (2540, 3525196), (3937, 2274320), (5080, 1762598), (7874, 1137160), (10160, 881299), (15748, 568580), (19685, 454864), (28429, 314960), (31496, 284290), (39370, 227432), (56858, 157480), (62992, 142145), (78740, 113716)]