80117865

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^3\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 145800720

約数和(自身を除く): 65682855

約数列:

[1, 3, 5, 9, 15, 29, 45, 73, 87, 145, 219, 261, 365, 435, 657, 841, 1095, 1305, 2117, 2523, 3285, 4205, 6351, 7569, 10585, 12615, 19053, 24389, 31755, 37845, 61393, 73167, 95265, 121945, 184179, 219501, 306965, 365835, 552537, 920895, 1097505, 1780397, 2762685, 5341191, 8901985, 16023573, 26705955, 80117865]

約数ペア:

[(1, 80117865), (3, 26705955), (5, 16023573), (9, 8901985), (15, 5341191), (29, 2762685), (45, 1780397), (73, 1097505), (87, 920895), (145, 552537), (219, 365835), (261, 306965), (365, 219501), (435, 184179), (657, 121945), (841, 95265), (1095, 73167), (1305, 61393), (2117, 37845), (2523, 31755), (3285, 24389), (4205, 19053), (6351, 12615), (7569, 10585)]