66885225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 134991360

約数和(自身を除く): 68106135

約数列:

[1, 3, 5, 11, 15, 17, 19, 25, 33, 51, 55, 57, 75, 85, 95, 165, 187, 209, 251, 255, 275, 285, 323, 425, 475, 561, 627, 753, 825, 935, 969, 1045, 1255, 1275, 1425, 1615, 2761, 2805, 3135, 3553, 3765, 4267, 4675, 4769, 4845, 5225, 6275, 8075, 8283, 10659, 12801, 13805, 14025, 14307, 15675, 17765, 18825, 21335, 23845, 24225, 41415, 46937, 52459, 53295, 64005, 69025, 71535, 81073, 88825, 106675, 119225, 140811, 157377, 207075, 234685, 243219, 262295, 266475, 320025, 357675, 405365, 704055, 786885, 891803, 1173425, 1216095, 1311475, 2026825, 2675409, 3520275, 3934425, 4459015, 6080475, 13377045, 22295075, 66885225]

約数ペア:

[(1, 66885225), (3, 22295075), (5, 13377045), (11, 6080475), (15, 4459015), (17, 3934425), (19, 3520275), (25, 2675409), (33, 2026825), (51, 1311475), (55, 1216095), (57, 1173425), (75, 891803), (85, 786885), (95, 704055), (165, 405365), (187, 357675), (209, 320025), (251, 266475), (255, 262295), (275, 243219), (285, 234685), (323, 207075), (425, 157377), (475, 140811), (561, 119225), (627, 106675), (753, 88825), (825, 81073), (935, 71535), (969, 69025), (1045, 64005), (1255, 53295), (1275, 52459), (1425, 46937), (1615, 41415), (2761, 24225), (2805, 23845), (3135, 21335), (3553, 18825), (3765, 17765), (4267, 15675), (4675, 14307), (4769, 14025), (4845, 13805), (5225, 12801), (6275, 10659), (8075, 8283)]