85299100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 192487680

約数和(自身を除く): 107188580

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 83, 86, 100, 166, 172, 215, 239, 332, 415, 430, 478, 830, 860, 956, 1075, 1195, 1660, 2075, 2150, 2390, 3569, 4150, 4300, 4780, 5975, 7138, 8300, 10277, 11950, 14276, 17845, 19837, 20554, 23900, 35690, 39674, 41108, 51385, 71380, 79348, 89225, 99185, 102770, 178450, 198370, 205540, 256925, 356900, 396740, 495925, 513850, 852991, 991850, 1027700, 1705982, 1983700, 3411964, 4264955, 8529910, 17059820, 21324775, 42649550, 85299100]

約数ペア:

[(1, 85299100), (2, 42649550), (4, 21324775), (5, 17059820), (10, 8529910), (20, 4264955), (25, 3411964), (43, 1983700), (50, 1705982), (83, 1027700), (86, 991850), (100, 852991), (166, 513850), (172, 495925), (215, 396740), (239, 356900), (332, 256925), (415, 205540), (430, 198370), (478, 178450), (830, 102770), (860, 99185), (956, 89225), (1075, 79348), (1195, 71380), (1660, 51385), (2075, 41108), (2150, 39674), (2390, 35690), (3569, 23900), (4150, 20554), (4300, 19837), (4780, 17845), (5975, 14276), (7138, 11950), (8300, 10277)]