80964684

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2737

約数の個数: 72

約数和(自身を含む): 219168768

約数和(自身を除く): 138204084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 2687, 3348, 5022, 5374, 7533, 8061, 10044, 10748, 15066, 16122, 24183, 30132, 32244, 48366, 72549, 83297, 96732, 145098, 166594, 217647, 249891, 290196, 333188, 435294, 499782, 652941, 749673, 870588, 999564, 1305882, 1499346, 2249019, 2611764, 2998692, 4498038, 6747057, 8996076, 13494114, 20241171, 26988228, 40482342, 80964684]

約数ペア:

[(1, 80964684), (2, 40482342), (3, 26988228), (4, 20241171), (6, 13494114), (9, 8996076), (12, 6747057), (18, 4498038), (27, 2998692), (31, 2611764), (36, 2249019), (54, 1499346), (62, 1305882), (81, 999564), (93, 870588), (108, 749673), (124, 652941), (162, 499782), (186, 435294), (243, 333188), (279, 290196), (324, 249891), (372, 217647), (486, 166594), (558, 145098), (837, 96732), (972, 83297), (1116, 72549), (1674, 48366), (2511, 32244), (2687, 30132), (3348, 24183), (5022, 16122), (5374, 15066), (7533, 10748), (8061, 10044)]