80935980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79349}}^1$

素因数の和:79378

約数の個数: 48

約数和(自身を含む): 239954400

約数和(自身を除く): 159018420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 79349, 158698, 238047, 317396, 396745, 476094, 793490, 952188, 1190235, 1348933, 1586980, 2380470, 2697866, 4046799, 4760940, 5395732, 6744665, 8093598, 13489330, 16187196, 20233995, 26978660, 40467990, 80935980]

約数ペア:

[(1, 80935980), (2, 40467990), (3, 26978660), (4, 20233995), (5, 16187196), (6, 13489330), (10, 8093598), (12, 6744665), (15, 5395732), (17, 4760940), (20, 4046799), (30, 2697866), (34, 2380470), (51, 1586980), (60, 1348933), (68, 1190235), (85, 952188), (102, 793490), (170, 476094), (204, 396745), (255, 317396), (340, 238047), (510, 158698), (1020, 79349)]