79280500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{12197}}^1$

素因数の和:12229

約数の個数: 48

約数和(自身を含む): 186483024

約数和(自身を除く): 107202524

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 12197, 24394, 48788, 60985, 121970, 158561, 243940, 304925, 317122, 609850, 634244, 792805, 1219700, 1524625, 1585610, 3049250, 3171220, 3964025, 6098500, 7928050, 15856100, 19820125, 39640250, 79280500]

約数ペア:

[(1, 79280500), (2, 39640250), (4, 19820125), (5, 15856100), (10, 7928050), (13, 6098500), (20, 3964025), (25, 3171220), (26, 3049250), (50, 1585610), (52, 1524625), (65, 1219700), (100, 792805), (125, 634244), (130, 609850), (250, 317122), (260, 304925), (325, 243940), (500, 158561), (650, 121970), (1300, 60985), (1625, 48788), (3250, 24394), (6500, 12197)]