72707215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1373}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 106842240

約数和(自身を除く): 34135025

約数列:

[1, 5, 7, 17, 35, 85, 89, 119, 445, 595, 623, 1373, 1513, 3115, 6865, 7565, 9611, 10591, 23341, 48055, 52955, 116705, 122197, 163387, 610985, 816935, 855379, 2077349, 4276895, 10386745, 14541443, 72707215]

約数ペア:

[(1, 72707215), (5, 14541443), (7, 10386745), (17, 4276895), (35, 2077349), (85, 855379), (89, 816935), (119, 610985), (445, 163387), (595, 122197), (623, 116705), (1373, 52955), (1513, 48055), (3115, 23341), (6865, 10591), (7565, 9611)]