80677920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9887}}^1$

素因数の和:9922

約数の個数: 96

約数和(自身を含む): 269111808

約数和(自身を除く): 188433888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 4080, 8160, 9887, 19774, 29661, 39548, 49435, 59322, 79096, 98870, 118644, 148305, 158192, 168079, 197740, 237288, 296610, 316384, 336158, 395480, 474576, 504237, 593220, 672316, 790960, 840395, 949152, 1008474, 1186440, 1344632, 1581920, 1680790, 2016948, 2372880, 2521185, 2689264, 3361580, 4033896, 4745760, 5042370, 5378528, 6723160, 8067792, 10084740, 13446320, 16135584, 20169480, 26892640, 40338960, 80677920]

約数ペア:

[(1, 80677920), (2, 40338960), (3, 26892640), (4, 20169480), (5, 16135584), (6, 13446320), (8, 10084740), (10, 8067792), (12, 6723160), (15, 5378528), (16, 5042370), (17, 4745760), (20, 4033896), (24, 3361580), (30, 2689264), (32, 2521185), (34, 2372880), (40, 2016948), (48, 1680790), (51, 1581920), (60, 1344632), (68, 1186440), (80, 1008474), (85, 949152), (96, 840395), (102, 790960), (120, 672316), (136, 593220), (160, 504237), (170, 474576), (204, 395480), (240, 336158), (255, 316384), (272, 296610), (340, 237288), (408, 197740), (480, 168079), (510, 158192), (544, 148305), (680, 118644), (816, 98870), (1020, 79096), (1360, 59322), (1632, 49435), (2040, 39548), (2720, 29661), (4080, 19774), (8160, 9887)]