80889770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 164094336

約数和(自身を除く): 83204566

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 67, 74, 130, 134, 185, 251, 335, 370, 481, 502, 670, 871, 962, 1255, 1742, 2405, 2479, 2510, 3263, 4355, 4810, 4958, 6526, 8710, 9287, 12395, 16315, 16817, 18574, 24790, 32227, 32630, 33634, 46435, 64454, 84085, 92870, 120731, 161135, 168170, 218621, 241462, 322270, 437242, 603655, 622229, 1093105, 1207310, 1244458, 2186210, 3111145, 6222290, 8088977, 16177954, 40444885, 80889770]

約数ペア:

[(1, 80889770), (2, 40444885), (5, 16177954), (10, 8088977), (13, 6222290), (26, 3111145), (37, 2186210), (65, 1244458), (67, 1207310), (74, 1093105), (130, 622229), (134, 603655), (185, 437242), (251, 322270), (335, 241462), (370, 218621), (481, 168170), (502, 161135), (670, 120731), (871, 92870), (962, 84085), (1255, 64454), (1742, 46435), (2405, 33634), (2479, 32630), (2510, 32227), (3263, 24790), (4355, 18574), (4810, 16817), (4958, 16315), (6526, 12395), (8710, 9287)]