20210565305

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1\times {\mathrm{25301}}^1$

素因数の和:26129

約数の個数: 32

約数和(自身を含む): 28710685440

約数和(自身を除く): 8500120135

約数列:

[1, 5, 7, 29, 35, 145, 203, 787, 1015, 3935, 5509, 22823, 25301, 27545, 114115, 126505, 159761, 177107, 733729, 798805, 885535, 3668645, 5136103, 19911887, 25680515, 99559435, 139383209, 577444723, 696916045, 2887223615, 4042113061, 20210565305]

約数ペア:

[(1, 20210565305), (5, 4042113061), (7, 2887223615), (29, 696916045), (35, 577444723), (145, 139383209), (203, 99559435), (787, 25680515), (1015, 19911887), (3935, 5136103), (5509, 3668645), (22823, 885535), (25301, 798805), (27545, 733729), (114115, 177107), (126505, 159761)]