72216815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2383}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 102988800

約数和(自身を除く): 30771985

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 1045, 1595, 2383, 2755, 6061, 11915, 26213, 30305, 45277, 69107, 131065, 226385, 345535, 498047, 760177, 1313033, 2490235, 3800885, 6565165, 14443363, 72216815]

約数ペア:

[(1, 72216815), (5, 14443363), (11, 6565165), (19, 3800885), (29, 2490235), (55, 1313033), (95, 760177), (145, 498047), (209, 345535), (319, 226385), (551, 131065), (1045, 69107), (1595, 45277), (2383, 30305), (2755, 26213), (6061, 11915)]