61997850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{311}}^1\times {\mathrm{443}}^1$

素因数の和:772

約数の個数: 72

約数和(自身を含む): 167480352

約数和(自身を除く): 105482502

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 311, 443, 450, 622, 886, 933, 1329, 1555, 1866, 2215, 2658, 2799, 3110, 3987, 4430, 4665, 5598, 6645, 7775, 7974, 9330, 11075, 13290, 13995, 15550, 19935, 22150, 23325, 27990, 33225, 39870, 46650, 66450, 69975, 99675, 137773, 139950, 199350, 275546, 413319, 688865, 826638, 1239957, 1377730, 2066595, 2479914, 3444325, 4133190, 6199785, 6888650, 10332975, 12399570, 20665950, 30998925, 61997850]

約数ペア:

[(1, 61997850), (2, 30998925), (3, 20665950), (5, 12399570), (6, 10332975), (9, 6888650), (10, 6199785), (15, 4133190), (18, 3444325), (25, 2479914), (30, 2066595), (45, 1377730), (50, 1239957), (75, 826638), (90, 688865), (150, 413319), (225, 275546), (311, 199350), (443, 139950), (450, 137773), (622, 99675), (886, 69975), (933, 66450), (1329, 46650), (1555, 39870), (1866, 33225), (2215, 27990), (2658, 23325), (2799, 22150), (3110, 19935), (3987, 15550), (4430, 13995), (4665, 13290), (5598, 11075), (6645, 9330), (7775, 7974)]