80976952

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 178214400

約数和(自身を除く): 97237448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 103, 139, 202, 206, 278, 404, 412, 556, 707, 721, 808, 824, 973, 1112, 1414, 1442, 1946, 2828, 2884, 3892, 5656, 5768, 7784, 10403, 14039, 14317, 20806, 28078, 28634, 41612, 56156, 57268, 72821, 83224, 98273, 100219, 112312, 114536, 145642, 196546, 200438, 291284, 393092, 400876, 582568, 786184, 801752, 1446017, 2892034, 5784068, 10122119, 11568136, 20244238, 40488476, 80976952]

約数ペア:

[(1, 80976952), (2, 40488476), (4, 20244238), (7, 11568136), (8, 10122119), (14, 5784068), (28, 2892034), (56, 1446017), (101, 801752), (103, 786184), (139, 582568), (202, 400876), (206, 393092), (278, 291284), (404, 200438), (412, 196546), (556, 145642), (707, 114536), (721, 112312), (808, 100219), (824, 98273), (973, 83224), (1112, 72821), (1414, 57268), (1442, 56156), (1946, 41612), (2828, 28634), (2884, 28078), (3892, 20806), (5656, 14317), (5768, 14039), (7784, 10403)]