81117064

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 185673600

約数和(自身を除く): 104556536

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 139, 238, 278, 476, 556, 613, 952, 973, 1112, 1226, 1946, 2363, 2452, 3892, 4291, 4726, 4904, 7784, 8582, 9452, 10421, 16541, 17164, 18904, 20842, 33082, 34328, 41684, 66164, 72947, 83368, 85207, 132328, 145894, 170414, 291788, 340828, 583576, 596449, 681656, 1192898, 1448519, 2385796, 2897038, 4771592, 5794076, 10139633, 11588152, 20279266, 40558532, 81117064]

約数ペア:

[(1, 81117064), (2, 40558532), (4, 20279266), (7, 11588152), (8, 10139633), (14, 5794076), (17, 4771592), (28, 2897038), (34, 2385796), (56, 1448519), (68, 1192898), (119, 681656), (136, 596449), (139, 583576), (238, 340828), (278, 291788), (476, 170414), (556, 145894), (613, 132328), (952, 85207), (973, 83368), (1112, 72947), (1226, 66164), (1946, 41684), (2363, 34328), (2452, 33082), (3892, 20842), (4291, 18904), (4726, 17164), (4904, 16541), (7784, 10421), (8582, 9452)]