66578800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{9791}}^1$

素因数の和:9826

約数の個数: 60

約数和(自身を含む): 169382016

約数和(自身を除く): 102803216

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, 3400, 6800, 9791, 19582, 39164, 48955, 78328, 97910, 156656, 166447, 195820, 244775, 332894, 391640, 489550, 665788, 783280, 832235, 979100, 1331576, 1664470, 1958200, 2663152, 3328940, 3916400, 4161175, 6657880, 8322350, 13315760, 16644700, 33289400, 66578800]

約数ペア:

[(1, 66578800), (2, 33289400), (4, 16644700), (5, 13315760), (8, 8322350), (10, 6657880), (16, 4161175), (17, 3916400), (20, 3328940), (25, 2663152), (34, 1958200), (40, 1664470), (50, 1331576), (68, 979100), (80, 832235), (85, 783280), (100, 665788), (136, 489550), (170, 391640), (200, 332894), (272, 244775), (340, 195820), (400, 166447), (425, 156656), (680, 97910), (850, 78328), (1360, 48955), (1700, 39164), (3400, 19582), (6800, 9791)]