82461440

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2845

約数の個数: 72

約数和(自身を含む): 206182368

約数和(自身を除く): 123720928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2801, 2944, 3680, 5602, 5888, 7360, 11204, 14005, 14720, 22408, 28010, 29440, 44816, 56020, 64423, 89632, 112040, 128846, 179264, 224080, 257692, 322115, 358528, 448160, 515384, 644230, 717056, 896320, 1030768, 1288460, 1792640, 2061536, 2576920, 3585280, 4123072, 5153840, 8246144, 10307680, 16492288, 20615360, 41230720, 82461440]

約数ペア:

[(1, 82461440), (2, 41230720), (4, 20615360), (5, 16492288), (8, 10307680), (10, 8246144), (16, 5153840), (20, 4123072), (23, 3585280), (32, 2576920), (40, 2061536), (46, 1792640), (64, 1288460), (80, 1030768), (92, 896320), (115, 717056), (128, 644230), (160, 515384), (184, 448160), (230, 358528), (256, 322115), (320, 257692), (368, 224080), (460, 179264), (640, 128846), (736, 112040), (920, 89632), (1280, 64423), (1472, 56020), (1840, 44816), (2801, 29440), (2944, 28010), (3680, 22408), (5602, 14720), (5888, 14005), (7360, 11204)]