54467366960

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1\times {\mathrm{5309}}^1$

素因数の和:6078

約数の個数: 80

約数和(自身を含む): 127408140000

約数和(自身を除く): 72940773040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 499, 514, 998, 1028, 1285, 1996, 2056, 2495, 2570, 3992, 4112, 4990, 5140, 5309, 7984, 9980, 10280, 10618, 19960, 20560, 21236, 26545, 39920, 42472, 53090, 84944, 106180, 128243, 212360, 256486, 424720, 512972, 641215, 1025944, 1282430, 1364413, 2051888, 2564860, 2649191, 2728826, 5129720, 5298382, 5457652, 6822065, 10259440, 10596764, 10915304, 13245955, 13644130, 21193528, 21830608, 26491910, 27288260, 42387056, 52983820, 54576520, 105967640, 109153040, 211935280, 680842087, 1361684174, 2723368348, 3404210435, 5446736696, 6808420870, 10893473392, 13616841740, 27233683480, 54467366960]

約数ペア:

[(1, 54467366960), (2, 27233683480), (4, 13616841740), (5, 10893473392), (8, 6808420870), (10, 5446736696), (16, 3404210435), (20, 2723368348), (40, 1361684174), (80, 680842087), (257, 211935280), (499, 109153040), (514, 105967640), (998, 54576520), (1028, 52983820), (1285, 42387056), (1996, 27288260), (2056, 26491910), (2495, 21830608), (2570, 21193528), (3992, 13644130), (4112, 13245955), (4990, 10915304), (5140, 10596764), (5309, 10259440), (7984, 6822065), (9980, 5457652), (10280, 5298382), (10618, 5129720), (19960, 2728826), (20560, 2649191), (21236, 2564860), (26545, 2051888), (39920, 1364413), (42472, 1282430), (53090, 1025944), (84944, 641215), (106180, 512972), (128243, 424720), (212360, 256486)]