81584112

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 219843072

約数和(自身を除く): 138258960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 71, 74, 111, 142, 148, 213, 222, 284, 296, 426, 444, 568, 592, 647, 852, 888, 1136, 1294, 1704, 1776, 1941, 2588, 2627, 3408, 3882, 5176, 5254, 7764, 7881, 10352, 10508, 15528, 15762, 21016, 23939, 31056, 31524, 42032, 45937, 47878, 63048, 71817, 91874, 95756, 126096, 137811, 143634, 183748, 191512, 275622, 287268, 367496, 383024, 551244, 574536, 734992, 1102488, 1149072, 1699669, 2204976, 3399338, 5099007, 6798676, 10198014, 13597352, 20396028, 27194704, 40792056, 81584112]

約数ペア:

[(1, 81584112), (2, 40792056), (3, 27194704), (4, 20396028), (6, 13597352), (8, 10198014), (12, 6798676), (16, 5099007), (24, 3399338), (37, 2204976), (48, 1699669), (71, 1149072), (74, 1102488), (111, 734992), (142, 574536), (148, 551244), (213, 383024), (222, 367496), (284, 287268), (296, 275622), (426, 191512), (444, 183748), (568, 143634), (592, 137811), (647, 126096), (852, 95756), (888, 91874), (1136, 71817), (1294, 63048), (1704, 47878), (1776, 45937), (1941, 42032), (2588, 31524), (2627, 31056), (3408, 23939), (3882, 21016), (5176, 15762), (5254, 15528), (7764, 10508), (7881, 10352)]