51718875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{103}}^2$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 93588768

約数和(自身を除く): 41869893

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 103, 125, 195, 309, 325, 375, 515, 975, 1339, 1545, 1625, 2575, 4017, 4875, 6695, 7725, 10609, 12875, 20085, 31827, 33475, 38625, 53045, 100425, 137917, 159135, 167375, 265225, 413751, 502125, 689585, 795675, 1326125, 2068755, 3447925, 3978375, 10343775, 17239625, 51718875]

約数ペア:

[(1, 51718875), (3, 17239625), (5, 10343775), (13, 3978375), (15, 3447925), (25, 2068755), (39, 1326125), (65, 795675), (75, 689585), (103, 502125), (125, 413751), (195, 265225), (309, 167375), (325, 159135), (375, 137917), (515, 100425), (975, 53045), (1339, 38625), (1545, 33475), (1625, 31827), (2575, 20085), (4017, 12875), (4875, 10609), (6695, 7725)]