51604880

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2699}}^1$

素因数の和:2951

約数の個数: 40

約数和(自身を含む): 120528000

約数和(自身を除く): 68923120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 2699, 3824, 4780, 5398, 9560, 10796, 13495, 19120, 21592, 26990, 43184, 53980, 107960, 215920, 645061, 1290122, 2580244, 3225305, 5160488, 6450610, 10320976, 12901220, 25802440, 51604880]

約数ペア:

[(1, 51604880), (2, 25802440), (4, 12901220), (5, 10320976), (8, 6450610), (10, 5160488), (16, 3225305), (20, 2580244), (40, 1290122), (80, 645061), (239, 215920), (478, 107960), (956, 53980), (1195, 43184), (1912, 26990), (2390, 21592), (2699, 19120), (3824, 13495), (4780, 10796), (5398, 9560)]