71372475

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2459}}^1$

素因数の和:2521

約数の個数: 48

約数和(自身を含む): 134217600

約数和(自身を除く): 62845125

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 2459, 3225, 5805, 7377, 9675, 12295, 22131, 29025, 36885, 61475, 66393, 105737, 110655, 184425, 317211, 331965, 528685, 553275, 951633, 1586055, 1659825, 2643425, 2854899, 4758165, 7930275, 14274495, 23790825, 71372475]

約数ペア:

[(1, 71372475), (3, 23790825), (5, 14274495), (9, 7930275), (15, 4758165), (25, 2854899), (27, 2643425), (43, 1659825), (45, 1586055), (75, 951633), (129, 553275), (135, 528685), (215, 331965), (225, 317211), (387, 184425), (645, 110655), (675, 105737), (1075, 66393), (1161, 61475), (1935, 36885), (2459, 29025), (3225, 22131), (5805, 12295), (7377, 9675)]