68813920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61441}}^1$

素因数の和:61463

約数の個数: 48

約数和(自身を含む): 185800608

約数和(自身を除く): 116986688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 61441, 122882, 245764, 307205, 430087, 491528, 614410, 860174, 983056, 1228820, 1720348, 1966112, 2150435, 2457640, 3440696, 4300870, 4915280, 6881392, 8601740, 9830560, 13762784, 17203480, 34406960, 68813920]

約数ペア:

[(1, 68813920), (2, 34406960), (4, 17203480), (5, 13762784), (7, 9830560), (8, 8601740), (10, 6881392), (14, 4915280), (16, 4300870), (20, 3440696), (28, 2457640), (32, 2150435), (35, 1966112), (40, 1720348), (56, 1228820), (70, 983056), (80, 860174), (112, 614410), (140, 491528), (160, 430087), (224, 307205), (280, 245764), (560, 122882), (1120, 61441)]