64646890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1423}}^1$

素因数の和:1507

約数の個数: 64

約数和(自身を含む): 147640320

約数和(自身を除く): 82993430

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 59, 70, 77, 110, 118, 154, 295, 385, 413, 590, 649, 770, 826, 1298, 1423, 2065, 2846, 3245, 4130, 4543, 6490, 7115, 9086, 9961, 14230, 15653, 19922, 22715, 31306, 45430, 49805, 78265, 83957, 99610, 109571, 156530, 167914, 219142, 419785, 547855, 587699, 839570, 923527, 1095710, 1175398, 1847054, 2938495, 4617635, 5876990, 6464689, 9235270, 12929378, 32323445, 64646890]

約数ペア:

[(1, 64646890), (2, 32323445), (5, 12929378), (7, 9235270), (10, 6464689), (11, 5876990), (14, 4617635), (22, 2938495), (35, 1847054), (55, 1175398), (59, 1095710), (70, 923527), (77, 839570), (110, 587699), (118, 547855), (154, 419785), (295, 219142), (385, 167914), (413, 156530), (590, 109571), (649, 99610), (770, 83957), (826, 78265), (1298, 49805), (1423, 45430), (2065, 31306), (2846, 22715), (3245, 19922), (4130, 15653), (4543, 14230), (6490, 9961), (7115, 9086)]