78147675

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{15101}}^1$

素因数の和:15140

約数の個数: 36

約数和(自身を含む): 146066544

約数和(自身を除く): 67918869

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 15101, 45303, 75505, 135909, 226515, 347323, 377525, 679545, 1041969, 1132575, 1736615, 3125907, 3397725, 5209845, 8683075, 15629535, 26049225, 78147675]

約数ペア:

[(1, 78147675), (3, 26049225), (5, 15629535), (9, 8683075), (15, 5209845), (23, 3397725), (25, 3125907), (45, 1736615), (69, 1132575), (75, 1041969), (115, 679545), (207, 377525), (225, 347323), (345, 226515), (575, 135909), (1035, 75505), (1725, 45303), (5175, 15101)]