61712128

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 131862528

約数和(自身を除く): 70150400

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 128, 184, 188, 223, 256, 368, 376, 446, 736, 752, 892, 1081, 1472, 1504, 1784, 2162, 2944, 3008, 3568, 4324, 5129, 5888, 6016, 7136, 8648, 10258, 10481, 12032, 14272, 17296, 20516, 20962, 28544, 34592, 41032, 41924, 57088, 69184, 82064, 83848, 138368, 164128, 167696, 241063, 276736, 328256, 335392, 482126, 656512, 670784, 964252, 1313024, 1341568, 1928504, 2683136, 3857008, 7714016, 15428032, 30856064, 61712128]

約数ペア:

[(1, 61712128), (2, 30856064), (4, 15428032), (8, 7714016), (16, 3857008), (23, 2683136), (32, 1928504), (46, 1341568), (47, 1313024), (64, 964252), (92, 670784), (94, 656512), (128, 482126), (184, 335392), (188, 328256), (223, 276736), (256, 241063), (368, 167696), (376, 164128), (446, 138368), (736, 83848), (752, 82064), (892, 69184), (1081, 57088), (1472, 41924), (1504, 41032), (1784, 34592), (2162, 28544), (2944, 20962), (3008, 20516), (3568, 17296), (4324, 14272), (5129, 12032), (5888, 10481), (6016, 10258), (7136, 8648)]