1640874952

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{457}}^1\times {\mathrm{1553}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 3277525860

約数和(自身を除く): 1636650908

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 457, 578, 914, 1156, 1553, 1828, 2312, 3106, 3656, 6212, 7769, 12424, 15538, 26401, 31076, 52802, 62152, 105604, 132073, 211208, 264146, 448817, 528292, 709721, 897634, 1056584, 1419442, 1795268, 2838884, 3590536, 5677768, 12065257, 24130514, 48261028, 96522056, 205109369, 410218738, 820437476, 1640874952]

約数ペア:

[(1, 1640874952), (2, 820437476), (4, 410218738), (8, 205109369), (17, 96522056), (34, 48261028), (68, 24130514), (136, 12065257), (289, 5677768), (457, 3590536), (578, 2838884), (914, 1795268), (1156, 1419442), (1553, 1056584), (1828, 897634), (2312, 709721), (3106, 528292), (3656, 448817), (6212, 264146), (7769, 211208), (12424, 132073), (15538, 105604), (26401, 62152), (31076, 52802)]