78388875

素因数分解:

$3^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 143825760

約数和(自身を除く): 65436885

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 125, 177, 225, 295, 375, 531, 885, 1125, 1181, 1475, 2655, 3543, 4425, 5905, 7375, 10629, 13275, 17715, 22125, 29525, 53145, 66375, 69679, 88575, 147625, 209037, 265725, 348395, 442875, 627111, 1045185, 1328625, 1741975, 3135555, 5225925, 8709875, 15677775, 26129625, 78388875]

約数ペア:

[(1, 78388875), (3, 26129625), (5, 15677775), (9, 8709875), (15, 5225925), (25, 3135555), (45, 1741975), (59, 1328625), (75, 1045185), (125, 627111), (177, 442875), (225, 348395), (295, 265725), (375, 209037), (531, 147625), (885, 88575), (1125, 69679), (1181, 66375), (1475, 53145), (2655, 29525), (3543, 22125), (4425, 17715), (5905, 13275), (7375, 10629)]