72149825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 103118400

約数和(自身を除く): 30968575

約数列:

[1, 5, 11, 25, 29, 55, 83, 109, 145, 275, 319, 415, 545, 725, 913, 1199, 1595, 2075, 2407, 2725, 3161, 4565, 5995, 7975, 9047, 12035, 15805, 22825, 26477, 29975, 34771, 45235, 60175, 79025, 99517, 132385, 173855, 226175, 262363, 497585, 661925, 869275, 1311815, 2487925, 2885993, 6559075, 14429965, 72149825]

約数ペア:

[(1, 72149825), (5, 14429965), (11, 6559075), (25, 2885993), (29, 2487925), (55, 1311815), (83, 869275), (109, 661925), (145, 497585), (275, 262363), (319, 226175), (415, 173855), (545, 132385), (725, 99517), (913, 79025), (1199, 60175), (1595, 45235), (2075, 34771), (2407, 29975), (2725, 26477), (3161, 22825), (4565, 15805), (5995, 12035), (7975, 9047)]