7887935740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{15923}}^1$

素因数の和:16027

約数の個数: 96

約数和(自身を含む): 18491203584

約数和(自身を除く): 10603267844

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 47, 62, 68, 85, 94, 124, 155, 170, 188, 235, 310, 340, 470, 527, 620, 799, 940, 1054, 1457, 1598, 2108, 2635, 2914, 3196, 3995, 5270, 5828, 7285, 7990, 10540, 14570, 15923, 15980, 24769, 29140, 31846, 49538, 63692, 79615, 99076, 123845, 159230, 247690, 270691, 318460, 493613, 495380, 541382, 748381, 987226, 1082764, 1353455, 1496762, 1974452, 2468065, 2706910, 2993524, 3741905, 4936130, 5413820, 7483810, 8391421, 9872260, 12722477, 14967620, 16782842, 23199811, 25444954, 33565684, 41957105, 46399622, 50889908, 63612385, 83914210, 92799244, 115999055, 127224770, 167828420, 231998110, 254449540, 394396787, 463996220, 788793574, 1577587148, 1971983935, 3943967870, 7887935740]

約数ペア:

[(1, 7887935740), (2, 3943967870), (4, 1971983935), (5, 1577587148), (10, 788793574), (17, 463996220), (20, 394396787), (31, 254449540), (34, 231998110), (47, 167828420), (62, 127224770), (68, 115999055), (85, 92799244), (94, 83914210), (124, 63612385), (155, 50889908), (170, 46399622), (188, 41957105), (235, 33565684), (310, 25444954), (340, 23199811), (470, 16782842), (527, 14967620), (620, 12722477), (799, 9872260), (940, 8391421), (1054, 7483810), (1457, 5413820), (1598, 4936130), (2108, 3741905), (2635, 2993524), (2914, 2706910), (3196, 2468065), (3995, 1974452), (5270, 1496762), (5828, 1353455), (7285, 1082764), (7990, 987226), (10540, 748381), (14570, 541382), (15923, 495380), (15980, 493613), (24769, 318460), (29140, 270691), (31846, 247690), (49538, 159230), (63692, 123845), (79615, 99076)]