85391416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 180403200

約数和(自身を除く): 95011784

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 79, 88, 142, 158, 173, 284, 316, 346, 568, 632, 692, 781, 869, 1384, 1562, 1738, 1903, 3124, 3476, 3806, 5609, 6248, 6952, 7612, 11218, 12283, 13667, 15224, 22436, 24566, 27334, 44872, 49132, 54668, 61699, 98264, 109336, 123398, 135113, 150337, 246796, 270226, 300674, 493592, 540452, 601348, 970357, 1080904, 1202696, 1940714, 3881428, 7762856, 10673927, 21347854, 42695708, 85391416]

約数ペア:

[(1, 85391416), (2, 42695708), (4, 21347854), (8, 10673927), (11, 7762856), (22, 3881428), (44, 1940714), (71, 1202696), (79, 1080904), (88, 970357), (142, 601348), (158, 540452), (173, 493592), (284, 300674), (316, 270226), (346, 246796), (568, 150337), (632, 135113), (692, 123398), (781, 109336), (869, 98264), (1384, 61699), (1562, 54668), (1738, 49132), (1903, 44872), (3124, 27334), (3476, 24566), (3806, 22436), (5609, 15224), (6248, 13667), (6952, 12283), (7612, 11218)]