64873025

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 97029504

約数和(自身を除く): 32156479

約数列:

[1, 5, 7, 25, 35, 37, 43, 175, 185, 215, 233, 259, 301, 925, 1075, 1165, 1295, 1505, 1591, 1631, 5825, 6475, 7525, 7955, 8155, 8621, 10019, 11137, 39775, 40775, 43105, 50095, 55685, 60347, 70133, 215525, 250475, 278425, 301735, 350665, 370703, 1508675, 1753325, 1853515, 2594921, 9267575, 12974605, 64873025]

約数ペア:

[(1, 64873025), (5, 12974605), (7, 9267575), (25, 2594921), (35, 1853515), (37, 1753325), (43, 1508675), (175, 370703), (185, 350665), (215, 301735), (233, 278425), (259, 250475), (301, 215525), (925, 70133), (1075, 60347), (1165, 55685), (1295, 50095), (1505, 43105), (1591, 40775), (1631, 39775), (5825, 11137), (6475, 10019), (7525, 8621), (7955, 8155)]