84760640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15581}}^1$

素因数の和:15615

約数の個数: 56

約数和(自身を含む): 213722712

約数和(自身を除く): 128962072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 15581, 31162, 62324, 77905, 124648, 155810, 249296, 264877, 311620, 498592, 529754, 623240, 997184, 1059508, 1246480, 1324385, 2119016, 2492960, 2648770, 4238032, 4985920, 5297540, 8476064, 10595080, 16952128, 21190160, 42380320, 84760640]

約数ペア:

[(1, 84760640), (2, 42380320), (4, 21190160), (5, 16952128), (8, 10595080), (10, 8476064), (16, 5297540), (17, 4985920), (20, 4238032), (32, 2648770), (34, 2492960), (40, 2119016), (64, 1324385), (68, 1246480), (80, 1059508), (85, 997184), (136, 623240), (160, 529754), (170, 498592), (272, 311620), (320, 264877), (340, 249296), (544, 155810), (680, 124648), (1088, 77905), (1360, 62324), (2720, 31162), (5440, 15581)]