82784560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2099}}^1$

素因数の和:2158

約数の個数: 80

約数和(自身を含む): 210924000

約数和(自身を除く): 128139440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2099, 2320, 2465, 3944, 4198, 4930, 7888, 8396, 9860, 10495, 16792, 19720, 20990, 33584, 35683, 39440, 41980, 60871, 71366, 83960, 121742, 142732, 167920, 178415, 243484, 285464, 304355, 356830, 486968, 570928, 608710, 713660, 973936, 1034807, 1217420, 1427320, 2069614, 2434840, 2854640, 4139228, 4869680, 5174035, 8278456, 10348070, 16556912, 20696140, 41392280, 82784560]

約数ペア:

[(1, 82784560), (2, 41392280), (4, 20696140), (5, 16556912), (8, 10348070), (10, 8278456), (16, 5174035), (17, 4869680), (20, 4139228), (29, 2854640), (34, 2434840), (40, 2069614), (58, 1427320), (68, 1217420), (80, 1034807), (85, 973936), (116, 713660), (136, 608710), (145, 570928), (170, 486968), (232, 356830), (272, 304355), (290, 285464), (340, 243484), (464, 178415), (493, 167920), (580, 142732), (680, 121742), (986, 83960), (1160, 71366), (1360, 60871), (1972, 41980), (2099, 39440), (2320, 35683), (2465, 33584), (3944, 20990), (4198, 19720), (4930, 16792), (7888, 10495), (8396, 9860)]