78721985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 106106112

約数和(自身を除く): 27384127

約数列:

[1, 5, 17, 23, 67, 85, 115, 335, 391, 601, 1139, 1541, 1955, 3005, 5695, 7705, 10217, 13823, 26197, 40267, 51085, 69115, 130985, 201335, 234991, 684539, 926141, 1174955, 3422695, 4630705, 15744397, 78721985]

約数ペア:

[(1, 78721985), (5, 15744397), (17, 4630705), (23, 3422695), (67, 1174955), (85, 926141), (115, 684539), (335, 234991), (391, 201335), (601, 130985), (1139, 69115), (1541, 51085), (1955, 40267), (3005, 26197), (5695, 13823), (7705, 10217)]