83472975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 160458480

約数和(自身を除く): 76985505

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 139, 153, 157, 225, 255, 417, 425, 471, 695, 765, 785, 1251, 1275, 1413, 2085, 2355, 2363, 2669, 3475, 3825, 3925, 6255, 7065, 7089, 8007, 10425, 11775, 11815, 13345, 21267, 21823, 24021, 31275, 35325, 35445, 40035, 59075, 65469, 66725, 106335, 109115, 120105, 177225, 196407, 200175, 327345, 370991, 531675, 545575, 600525, 982035, 1112973, 1636725, 1854955, 3338919, 4910175, 5564865, 9274775, 16694595, 27824325, 83472975]

約数ペア:

[(1, 83472975), (3, 27824325), (5, 16694595), (9, 9274775), (15, 5564865), (17, 4910175), (25, 3338919), (45, 1854955), (51, 1636725), (75, 1112973), (85, 982035), (139, 600525), (153, 545575), (157, 531675), (225, 370991), (255, 327345), (417, 200175), (425, 196407), (471, 177225), (695, 120105), (765, 109115), (785, 106335), (1251, 66725), (1275, 65469), (1413, 59075), (2085, 40035), (2355, 35445), (2363, 35325), (2669, 31275), (3475, 24021), (3825, 21823), (3925, 21267), (6255, 13345), (7065, 11815), (7089, 11775), (8007, 10425)]