9968482525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1511}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 14143719744

約数和(自身を除く): 4175237219

約数列:

[1, 5, 17, 19, 25, 43, 85, 95, 215, 323, 361, 425, 475, 731, 817, 1075, 1511, 1615, 1805, 3655, 4085, 6137, 7555, 8075, 9025, 13889, 15523, 18275, 20425, 25687, 28709, 30685, 37775, 64973, 69445, 77615, 128435, 143545, 153425, 263891, 324865, 347225, 388075, 488053, 545471, 642175, 717725, 1104541, 1234487, 1319455, 1624325, 2440265, 2727355, 5522705, 6172435, 6597275, 9273007, 12201325, 13636775, 20986279, 23455253, 27613525, 30862175, 46365035, 104931395, 117276265, 231825175, 398739301, 524656975, 586381325, 1993696505, 9968482525]

約数ペア:

[(1, 9968482525), (5, 1993696505), (17, 586381325), (19, 524656975), (25, 398739301), (43, 231825175), (85, 117276265), (95, 104931395), (215, 46365035), (323, 30862175), (361, 27613525), (425, 23455253), (475, 20986279), (731, 13636775), (817, 12201325), (1075, 9273007), (1511, 6597275), (1615, 6172435), (1805, 5522705), (3655, 2727355), (4085, 2440265), (6137, 1624325), (7555, 1319455), (8075, 1234487), (9025, 1104541), (13889, 717725), (15523, 642175), (18275, 545471), (20425, 488053), (25687, 388075), (28709, 347225), (30685, 324865), (37775, 263891), (64973, 153425), (69445, 143545), (77615, 128435)]