677017900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2617}}^1$

素因数の和:2843

約数の個数: 72

約数和(自身を含む): 1590696800

約数和(自身を除く): 913678900

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 199, 260, 325, 398, 650, 796, 995, 1300, 1990, 2587, 2617, 3980, 4975, 5174, 5234, 9950, 10348, 10468, 12935, 13085, 19900, 25870, 26170, 34021, 51740, 52340, 64675, 65425, 68042, 129350, 130850, 136084, 170105, 258700, 261700, 340210, 520783, 680420, 850525, 1041566, 1701050, 2083132, 2603915, 3402100, 5207830, 6770179, 10415660, 13019575, 13540358, 26039150, 27080716, 33850895, 52078300, 67701790, 135403580, 169254475, 338508950, 677017900]

約数ペア:

[(1, 677017900), (2, 338508950), (4, 169254475), (5, 135403580), (10, 67701790), (13, 52078300), (20, 33850895), (25, 27080716), (26, 26039150), (50, 13540358), (52, 13019575), (65, 10415660), (100, 6770179), (130, 5207830), (199, 3402100), (260, 2603915), (325, 2083132), (398, 1701050), (650, 1041566), (796, 850525), (995, 680420), (1300, 520783), (1990, 340210), (2587, 261700), (2617, 258700), (3980, 170105), (4975, 136084), (5174, 130850), (5234, 129350), (9950, 68042), (10348, 65425), (10468, 64675), (12935, 52340), (13085, 51740), (19900, 34021), (25870, 26170)]