16639600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2447}}^1$

素因数の和:2482

約数の個数: 60

約数和(自身を含む): 42345504

約数和(自身を除く): 25705904

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 2447, 3400, 4894, 6800, 9788, 12235, 19576, 24470, 39152, 41599, 48940, 61175, 83198, 97880, 122350, 166396, 195760, 207995, 244700, 332792, 415990, 489400, 665584, 831980, 978800, 1039975, 1663960, 2079950, 3327920, 4159900, 8319800, 16639600]

約数ペア:

[(1, 16639600), (2, 8319800), (4, 4159900), (5, 3327920), (8, 2079950), (10, 1663960), (16, 1039975), (17, 978800), (20, 831980), (25, 665584), (34, 489400), (40, 415990), (50, 332792), (68, 244700), (80, 207995), (85, 195760), (100, 166396), (136, 122350), (170, 97880), (200, 83198), (272, 61175), (340, 48940), (400, 41599), (425, 39152), (680, 24470), (850, 19576), (1360, 12235), (1700, 9788), (2447, 6800), (3400, 4894)]