1256384545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{28979}}^1$

素因数の和:29049

約数の個数: 32

約数和(自身を含む): 1752710400

約数和(自身を除く): 496325855

約数列:

[1, 5, 13, 23, 29, 65, 115, 145, 299, 377, 667, 1495, 1885, 3335, 8671, 28979, 43355, 144895, 376727, 666517, 840391, 1883635, 3332585, 4201955, 8664721, 10925083, 19328993, 43323605, 54625415, 96644965, 251276909, 1256384545]

約数ペア:

[(1, 1256384545), (5, 251276909), (13, 96644965), (23, 54625415), (29, 43323605), (65, 19328993), (115, 10925083), (145, 8664721), (299, 4201955), (377, 3332585), (667, 1883635), (1495, 840391), (1885, 666517), (3335, 376727), (8671, 144895), (28979, 43355)]