51017320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41143}}^1$

素因数の和:41185

約数の個数: 32

約数和(自身を含む): 118494720

約数和(自身を除く): 67477400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 41143, 82286, 164572, 205715, 329144, 411430, 822860, 1275433, 1645720, 2550866, 5101732, 6377165, 10203464, 12754330, 25508660, 51017320]

約数ペア:

[(1, 51017320), (2, 25508660), (4, 12754330), (5, 10203464), (8, 6377165), (10, 5101732), (20, 2550866), (31, 1645720), (40, 1275433), (62, 822860), (124, 411430), (155, 329144), (248, 205715), (310, 164572), (620, 82286), (1240, 41143)]