505087015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 650851200

約数和(自身を除く): 145764185

約数列:

[1, 5, 23, 61, 89, 115, 305, 445, 809, 1403, 2047, 4045, 5429, 7015, 10235, 18607, 27145, 49349, 72001, 93035, 124867, 246745, 360005, 624335, 1135027, 1656023, 4392061, 5675135, 8280115, 21960305, 101017403, 505087015]

約数ペア:

[(1, 505087015), (5, 101017403), (23, 21960305), (61, 8280115), (89, 5675135), (115, 4392061), (305, 1656023), (445, 1135027), (809, 624335), (1403, 360005), (2047, 246745), (4045, 124867), (5429, 93035), (7015, 72001), (10235, 49349), (18607, 27145)]