20161113395

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 24685464960

約数和(自身を除く): 4524351565

約数列:

[1, 5, 103, 157, 389, 515, 641, 785, 1945, 3205, 16171, 40067, 61073, 66023, 80855, 100637, 200335, 249349, 305365, 330115, 503185, 1246745, 6290519, 10365611, 25682947, 31452595, 39147793, 51828055, 128414735, 195738965, 4032222679, 20161113395]

約数ペア:

[(1, 20161113395), (5, 4032222679), (103, 195738965), (157, 128414735), (389, 51828055), (515, 39147793), (641, 31452595), (785, 25682947), (1945, 10365611), (3205, 6290519), (16171, 1246745), (40067, 503185), (61073, 330115), (66023, 305365), (80855, 249349), (100637, 200335)]