78011775

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2459}}^1$

素因数の和:2525

約数の個数: 48

約数和(自身を含む): 146419200

約数和(自身を除く): 68407425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 675, 705, 1175, 1269, 2115, 2459, 3525, 6345, 7377, 10575, 12295, 22131, 31725, 36885, 61475, 66393, 110655, 115573, 184425, 331965, 346719, 553275, 577865, 1040157, 1659825, 1733595, 2889325, 3120471, 5200785, 8667975, 15602355, 26003925, 78011775]

約数ペア:

[(1, 78011775), (3, 26003925), (5, 15602355), (9, 8667975), (15, 5200785), (25, 3120471), (27, 2889325), (45, 1733595), (47, 1659825), (75, 1040157), (135, 577865), (141, 553275), (225, 346719), (235, 331965), (423, 184425), (675, 115573), (705, 110655), (1175, 66393), (1269, 61475), (2115, 36885), (2459, 31725), (3525, 22131), (6345, 12295), (7377, 10575)]