420163375

素因数分解:

$5^3\times {\mathrm{313}}^1\times {\mathrm{10739}}^1$

素因数の和:11067

約数の個数: 16

約数和(自身を含む): 526088160

約数和(自身を除く): 105924785

約数列:

[1, 5, 25, 125, 313, 1565, 7825, 10739, 39125, 53695, 268475, 1342375, 3361307, 16806535, 84032675, 420163375]

約数ペア:

[(1, 420163375), (5, 84032675), (25, 16806535), (125, 3361307), (313, 1342375), (1565, 268475), (7825, 53695), (10739, 39125)]