8045303380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{73259}}^1$

素因数の和:73321

約数の個数: 72

約数和(自身を含む): 18892288800

約数和(自身を除く): 10846985420

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 1156, 1292, 1445, 1615, 2890, 3230, 5491, 5780, 6460, 10982, 21964, 27455, 54910, 73259, 109820, 146518, 293036, 366295, 732590, 1245403, 1391921, 1465180, 2490806, 2783842, 4981612, 5567684, 6227015, 6959605, 12454030, 13919210, 21171851, 23662657, 24908060, 27838420, 42343702, 47325314, 84687404, 94650628, 105859255, 118313285, 211718510, 236626570, 402265169, 423437020, 473253140, 804530338, 1609060676, 2011325845, 4022651690, 8045303380]

約数ペア:

[(1, 8045303380), (2, 4022651690), (4, 2011325845), (5, 1609060676), (10, 804530338), (17, 473253140), (19, 423437020), (20, 402265169), (34, 236626570), (38, 211718510), (68, 118313285), (76, 105859255), (85, 94650628), (95, 84687404), (170, 47325314), (190, 42343702), (289, 27838420), (323, 24908060), (340, 23662657), (380, 21171851), (578, 13919210), (646, 12454030), (1156, 6959605), (1292, 6227015), (1445, 5567684), (1615, 4981612), (2890, 2783842), (3230, 2490806), (5491, 1465180), (5780, 1391921), (6460, 1245403), (10982, 732590), (21964, 366295), (27455, 293036), (54910, 146518), (73259, 109820)]