75785805

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 140849280

約数和(自身を除く): 65063475

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 555, 851, 1035, 1665, 1979, 2553, 4255, 5937, 7659, 9895, 12765, 17811, 29685, 38295, 45517, 73223, 89055, 136551, 219669, 227585, 366115, 409653, 659007, 682755, 1098345, 1684129, 2048265, 3295035, 5052387, 8420645, 15157161, 25261935, 75785805]

約数ペア:

[(1, 75785805), (3, 25261935), (5, 15157161), (9, 8420645), (15, 5052387), (23, 3295035), (37, 2048265), (45, 1684129), (69, 1098345), (111, 682755), (115, 659007), (185, 409653), (207, 366115), (333, 227585), (345, 219669), (555, 136551), (851, 89055), (1035, 73223), (1665, 45517), (1979, 38295), (2553, 29685), (4255, 17811), (5937, 12765), (7659, 9895)]