491550425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{3847}}^1$

素因数の和:4145

約数の個数: 24

約数和(自身を含む): 644155200

約数和(自身を除く): 152604775

約数列:

[1, 5, 19, 25, 95, 269, 475, 1345, 3847, 5111, 6725, 19235, 25555, 73093, 96175, 127775, 365465, 1034843, 1827325, 5174215, 19662017, 25871075, 98310085, 491550425]

約数ペア:

[(1, 491550425), (5, 98310085), (19, 25871075), (25, 19662017), (95, 5174215), (269, 1827325), (475, 1034843), (1345, 365465), (3847, 127775), (5111, 96175), (6725, 73093), (19235, 25555)]