71178975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1117

約数の個数: 72

約数和(自身を含む): 149232512

約数和(自身を除く): 78053537

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 43, 45, 63, 75, 105, 129, 175, 215, 225, 301, 315, 387, 525, 645, 903, 1051, 1075, 1505, 1575, 1935, 2709, 3153, 3225, 4515, 5255, 7357, 7525, 9459, 9675, 13545, 15765, 22071, 22575, 26275, 36785, 45193, 47295, 66213, 67725, 78825, 110355, 135579, 183925, 225965, 236475, 316351, 331065, 406737, 551775, 677895, 949053, 1129825, 1581755, 1655325, 2033685, 2847159, 3389475, 4745265, 7908775, 10168425, 14235795, 23726325, 71178975]

約数ペア:

[(1, 71178975), (3, 23726325), (5, 14235795), (7, 10168425), (9, 7908775), (15, 4745265), (21, 3389475), (25, 2847159), (35, 2033685), (43, 1655325), (45, 1581755), (63, 1129825), (75, 949053), (105, 677895), (129, 551775), (175, 406737), (215, 331065), (225, 316351), (301, 236475), (315, 225965), (387, 183925), (525, 135579), (645, 110355), (903, 78825), (1051, 67725), (1075, 66213), (1505, 47295), (1575, 45193), (1935, 36785), (2709, 26275), (3153, 22575), (3225, 22071), (4515, 15765), (5255, 13545), (7357, 9675), (7525, 9459)]