49850775

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 108921600

約数和(自身を除く): 59070825

約数列:

[1, 3, 5, 9, 13, 15, 19, 23, 25, 27, 39, 45, 57, 65, 69, 75, 95, 115, 117, 135, 169, 171, 195, 207, 225, 247, 285, 299, 325, 345, 351, 437, 475, 507, 513, 575, 585, 621, 675, 741, 845, 855, 897, 975, 1035, 1235, 1311, 1425, 1495, 1521, 1725, 1755, 2185, 2223, 2535, 2565, 2691, 2925, 3105, 3211, 3705, 3887, 3933, 4225, 4275, 4485, 4563, 5175, 5681, 6175, 6555, 6669, 7475, 7605, 8073, 8775, 9633, 10925, 11115, 11661, 11799, 12675, 12825, 13455, 15525, 16055, 17043, 18525, 19435, 19665, 22425, 22815, 28405, 28899, 32775, 33345, 34983, 38025, 40365, 48165, 51129, 55575, 58305, 58995, 67275, 73853, 80275, 85215, 86697, 97175, 98325, 104949, 114075, 142025, 144495, 153387, 166725, 174915, 201825, 221559, 240825, 255645, 291525, 294975, 369265, 426075, 433485, 524745, 664677, 722475, 766935, 874575, 1107795, 1278225, 1846325, 1994031, 2167425, 2623725, 3323385, 3834675, 5538975, 9970155, 16616925, 49850775]

約数ペア:

[(1, 49850775), (3, 16616925), (5, 9970155), (9, 5538975), (13, 3834675), (15, 3323385), (19, 2623725), (23, 2167425), (25, 1994031), (27, 1846325), (39, 1278225), (45, 1107795), (57, 874575), (65, 766935), (69, 722475), (75, 664677), (95, 524745), (115, 433485), (117, 426075), (135, 369265), (169, 294975), (171, 291525), (195, 255645), (207, 240825), (225, 221559), (247, 201825), (285, 174915), (299, 166725), (325, 153387), (345, 144495), (351, 142025), (437, 114075), (475, 104949), (507, 98325), (513, 97175), (575, 86697), (585, 85215), (621, 80275), (675, 73853), (741, 67275), (845, 58995), (855, 58305), (897, 55575), (975, 51129), (1035, 48165), (1235, 40365), (1311, 38025), (1425, 34983), (1495, 33345), (1521, 32775), (1725, 28899), (1755, 28405), (2185, 22815), (2223, 22425), (2535, 19665), (2565, 19435), (2691, 18525), (2925, 17043), (3105, 16055), (3211, 15525), (3705, 13455), (3887, 12825), (3933, 12675), (4225, 11799), (4275, 11661), (4485, 11115), (4563, 10925), (5175, 9633), (5681, 8775), (6175, 8073), (6555, 7605), (6669, 7475)]