205823128

素因数分解:

$2^3\times 7^2\times {\mathrm{191}}^1\times {\mathrm{2749}}^1$

素因数の和:2960

約数の個数: 48

約数和(自身を含む): 451440000

約数和(自身を除く): 245616872

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 191, 196, 382, 392, 764, 1337, 1528, 2674, 2749, 5348, 5498, 9359, 10696, 10996, 18718, 19243, 21992, 37436, 38486, 74872, 76972, 134701, 153944, 269402, 525059, 538804, 1050118, 1077608, 2100236, 3675413, 4200472, 7350826, 14701652, 25727891, 29403304, 51455782, 102911564, 205823128]

約数ペア:

[(1, 205823128), (2, 102911564), (4, 51455782), (7, 29403304), (8, 25727891), (14, 14701652), (28, 7350826), (49, 4200472), (56, 3675413), (98, 2100236), (191, 1077608), (196, 1050118), (382, 538804), (392, 525059), (764, 269402), (1337, 153944), (1528, 134701), (2674, 76972), (2749, 74872), (5348, 38486), (5498, 37436), (9359, 21992), (10696, 19243), (10996, 18718)]