73421425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{887}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 116278272

約数和(自身を除く): 42856847

約数列:

[1, 5, 7, 11, 25, 35, 43, 55, 77, 175, 215, 275, 301, 385, 473, 887, 1075, 1505, 1925, 2365, 3311, 4435, 6209, 7525, 9757, 11825, 16555, 22175, 31045, 38141, 48785, 68299, 82775, 155225, 190705, 243925, 266987, 341495, 419551, 953525, 1334935, 1707475, 2097755, 2936857, 6674675, 10488775, 14684285, 73421425]

約数ペア:

[(1, 73421425), (5, 14684285), (7, 10488775), (11, 6674675), (25, 2936857), (35, 2097755), (43, 1707475), (55, 1334935), (77, 953525), (175, 419551), (215, 341495), (275, 266987), (301, 243925), (385, 190705), (473, 155225), (887, 82775), (1075, 68299), (1505, 48785), (1925, 38141), (2365, 31045), (3311, 22175), (4435, 16555), (6209, 11825), (7525, 9757)]