65028425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 105284928

約数和(自身を除く): 40256503

約数列:

[1, 5, 7, 11, 25, 35, 37, 55, 77, 83, 121, 175, 185, 259, 275, 385, 407, 415, 581, 605, 847, 913, 925, 1295, 1925, 2035, 2075, 2849, 2905, 3025, 3071, 4235, 4477, 4565, 6391, 6475, 10043, 10175, 14245, 14525, 15355, 21175, 21497, 22385, 22825, 31339, 31955, 33781, 50215, 70301, 71225, 76775, 107485, 111925, 156695, 159775, 168905, 236467, 251075, 351505, 371591, 537425, 783475, 844525, 1182335, 1757525, 1857955, 2601137, 5911675, 9289775, 13005685, 65028425]

約数ペア:

[(1, 65028425), (5, 13005685), (7, 9289775), (11, 5911675), (25, 2601137), (35, 1857955), (37, 1757525), (55, 1182335), (77, 844525), (83, 783475), (121, 537425), (175, 371591), (185, 351505), (259, 251075), (275, 236467), (385, 168905), (407, 159775), (415, 156695), (581, 111925), (605, 107485), (847, 76775), (913, 71225), (925, 70301), (1295, 50215), (1925, 33781), (2035, 31955), (2075, 31339), (2849, 22825), (2905, 22385), (3025, 21497), (3071, 21175), (4235, 15355), (4477, 14525), (4565, 14245), (6391, 10175), (6475, 10043)]