20176675425

素因数分解:

$3^3\times 5^2\times {\mathrm{83}}^2\times {\mathrm{4339}}^1$

素因数の和:4524

約数の個数: 72

約数和(自身を含む): 37525896800

約数和(自身を除く): 17349221375

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 83, 135, 225, 249, 415, 675, 747, 1245, 2075, 2241, 3735, 4339, 6225, 6889, 11205, 13017, 18675, 20667, 21695, 34445, 39051, 56025, 62001, 65085, 103335, 108475, 117153, 172225, 186003, 195255, 310005, 325425, 360137, 516675, 585765, 930015, 976275, 1080411, 1550025, 1800685, 2928825, 3241233, 4650075, 5402055, 9003425, 9723699, 16206165, 27010275, 29891371, 48618495, 81030825, 89674113, 149456855, 243092475, 269022339, 448370565, 747284275, 807067017, 1345111695, 2241852825, 4035335085, 6725558475, 20176675425]

約数ペア:

[(1, 20176675425), (3, 6725558475), (5, 4035335085), (9, 2241852825), (15, 1345111695), (25, 807067017), (27, 747284275), (45, 448370565), (75, 269022339), (83, 243092475), (135, 149456855), (225, 89674113), (249, 81030825), (415, 48618495), (675, 29891371), (747, 27010275), (1245, 16206165), (2075, 9723699), (2241, 9003425), (3735, 5402055), (4339, 4650075), (6225, 3241233), (6889, 2928825), (11205, 1800685), (13017, 1550025), (18675, 1080411), (20667, 976275), (21695, 930015), (34445, 585765), (39051, 516675), (56025, 360137), (62001, 325425), (65085, 310005), (103335, 195255), (108475, 186003), (117153, 172225)]