71881285

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 106047360

約数和(自身を除く): 34166075

約数列:

[1, 5, 7, 29, 35, 49, 67, 145, 151, 203, 245, 335, 469, 755, 1015, 1057, 1421, 1943, 2345, 3283, 4379, 5285, 7105, 7399, 9715, 10117, 13601, 16415, 21895, 30653, 36995, 50585, 68005, 70819, 95207, 153265, 214571, 293393, 354095, 476035, 495733, 1072855, 1466965, 2053751, 2478665, 10268755, 14376257, 71881285]

約数ペア:

[(1, 71881285), (5, 14376257), (7, 10268755), (29, 2478665), (35, 2053751), (49, 1466965), (67, 1072855), (145, 495733), (151, 476035), (203, 354095), (245, 293393), (335, 214571), (469, 153265), (755, 95207), (1015, 70819), (1057, 68005), (1421, 50585), (1943, 36995), (2345, 30653), (3283, 21895), (4379, 16415), (5285, 13601), (7105, 10117), (7399, 9715)]