15661412525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{802121}}^1$

素因数の和:802213

約数の個数: 24

約数和(自身を含む): 21484035648

約数和(自身を除く): 5822623123

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 19525, 802121, 4010605, 8823331, 20053025, 44116655, 56950591, 220583275, 284752955, 626456501, 1423764775, 3132282505, 15661412525]

約数ペア:

[(1, 15661412525), (5, 3132282505), (11, 1423764775), (25, 626456501), (55, 284752955), (71, 220583275), (275, 56950591), (355, 44116655), (781, 20053025), (1775, 8823331), (3905, 4010605), (19525, 802121)]