8252433220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{20809}}^1$

素因数の和:21148

約数の個数: 48

約数和(自身を含む): 17620243200

約数和(自身を除く): 9367809980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 251, 316, 395, 502, 790, 1004, 1255, 1580, 2510, 5020, 19829, 20809, 39658, 41618, 79316, 83236, 99145, 104045, 198290, 208090, 396580, 416180, 1643911, 3287822, 5223059, 6575644, 8219555, 10446118, 16439110, 20892236, 26115295, 32878220, 52230590, 104461180, 412621661, 825243322, 1650486644, 2063108305, 4126216610, 8252433220]

約数ペア:

[(1, 8252433220), (2, 4126216610), (4, 2063108305), (5, 1650486644), (10, 825243322), (20, 412621661), (79, 104461180), (158, 52230590), (251, 32878220), (316, 26115295), (395, 20892236), (502, 16439110), (790, 10446118), (1004, 8219555), (1255, 6575644), (1580, 5223059), (2510, 3287822), (5020, 1643911), (19829, 416180), (20809, 396580), (39658, 208090), (41618, 198290), (79316, 104045), (83236, 99145)]