54421250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 80

約数和(自身を含む): 116906328

約数和(自身を除く): 62485078

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 197, 221, 250, 325, 394, 425, 442, 625, 650, 850, 985, 1105, 1250, 1625, 1970, 2125, 2210, 2561, 3250, 3349, 4250, 4925, 5122, 5525, 6698, 8125, 9850, 10625, 11050, 12805, 16250, 16745, 21250, 24625, 25610, 27625, 33490, 43537, 49250, 55250, 64025, 83725, 87074, 123125, 128050, 138125, 167450, 217685, 246250, 276250, 320125, 418625, 435370, 640250, 837250, 1088425, 1600625, 2093125, 2176850, 3201250, 4186250, 5442125, 10884250, 27210625, 54421250]

約数ペア:

[(1, 54421250), (2, 27210625), (5, 10884250), (10, 5442125), (13, 4186250), (17, 3201250), (25, 2176850), (26, 2093125), (34, 1600625), (50, 1088425), (65, 837250), (85, 640250), (125, 435370), (130, 418625), (170, 320125), (197, 276250), (221, 246250), (250, 217685), (325, 167450), (394, 138125), (425, 128050), (442, 123125), (625, 87074), (650, 83725), (850, 64025), (985, 55250), (1105, 49250), (1250, 43537), (1625, 33490), (1970, 27625), (2125, 25610), (2210, 24625), (2561, 21250), (3250, 16745), (3349, 16250), (4250, 12805), (4925, 11050), (5122, 10625), (5525, 9850), (6698, 8125)]