72395775

素因数分解:

$3^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 142584624

約数和(自身を除く): 70188849

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 243, 255, 405, 425, 459, 675, 701, 765, 1215, 1275, 1377, 2025, 2103, 2295, 3505, 3825, 4131, 6075, 6309, 6885, 10515, 11475, 11917, 17525, 18927, 20655, 31545, 34425, 35751, 52575, 56781, 59585, 94635, 103275, 107253, 157725, 170343, 178755, 283905, 297925, 321759, 473175, 536265, 851715, 893775, 965277, 1419525, 1608795, 2681325, 2895831, 4258575, 4826385, 8043975, 14479155, 24131925, 72395775]

約数ペア:

[(1, 72395775), (3, 24131925), (5, 14479155), (9, 8043975), (15, 4826385), (17, 4258575), (25, 2895831), (27, 2681325), (45, 1608795), (51, 1419525), (75, 965277), (81, 893775), (85, 851715), (135, 536265), (153, 473175), (225, 321759), (243, 297925), (255, 283905), (405, 178755), (425, 170343), (459, 157725), (675, 107253), (701, 103275), (765, 94635), (1215, 59585), (1275, 56781), (1377, 52575), (2025, 35751), (2103, 34425), (2295, 31545), (3505, 20655), (3825, 18927), (4131, 17525), (6075, 11917), (6309, 11475), (6885, 10515)]