67543125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 129108672

約数和(自身を除く): 61565547

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 125, 163, 195, 221, 255, 325, 375, 425, 489, 625, 663, 815, 975, 1105, 1275, 1625, 1875, 2119, 2125, 2445, 2771, 3315, 4075, 4875, 5525, 6357, 6375, 8125, 8313, 10595, 10625, 12225, 13855, 16575, 20375, 24375, 27625, 31785, 31875, 36023, 41565, 52975, 61125, 69275, 82875, 101875, 108069, 138125, 158925, 180115, 207825, 264875, 305625, 346375, 414375, 540345, 794625, 900575, 1039125, 1324375, 1731875, 2701725, 3973125, 4502875, 5195625, 13508625, 22514375, 67543125]

約数ペア:

[(1, 67543125), (3, 22514375), (5, 13508625), (13, 5195625), (15, 4502875), (17, 3973125), (25, 2701725), (39, 1731875), (51, 1324375), (65, 1039125), (75, 900575), (85, 794625), (125, 540345), (163, 414375), (195, 346375), (221, 305625), (255, 264875), (325, 207825), (375, 180115), (425, 158925), (489, 138125), (625, 108069), (663, 101875), (815, 82875), (975, 69275), (1105, 61125), (1275, 52975), (1625, 41565), (1875, 36023), (2119, 31875), (2125, 31785), (2445, 27625), (2771, 24375), (3315, 20375), (4075, 16575), (4875, 13855), (5525, 12225), (6357, 10625), (6375, 10595), (8125, 8313)]