80412975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21023}}^1$

素因数の和:21056

約数の個数: 36

約数和(自身を含む): 152508096

約数和(自身を除く): 72095121

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 21023, 63069, 105115, 189207, 315345, 357391, 525575, 946035, 1072173, 1576725, 1786955, 3216519, 4730175, 5360865, 8934775, 16082595, 26804325, 80412975]

約数ペア:

[(1, 80412975), (3, 26804325), (5, 16082595), (9, 8934775), (15, 5360865), (17, 4730175), (25, 3216519), (45, 1786955), (51, 1576725), (75, 1072173), (85, 946035), (153, 525575), (225, 357391), (255, 315345), (425, 189207), (765, 105115), (1275, 63069), (3825, 21023)]