77880458815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 102220185600

約数和(自身を除く): 24339726785

約数列:

[1, 5, 23, 31, 89, 115, 155, 389, 445, 631, 713, 1945, 2047, 2759, 3155, 3565, 8947, 10235, 12059, 13795, 14513, 19561, 34621, 44735, 56159, 60295, 63457, 72565, 97805, 173105, 245459, 277357, 280795, 317285, 449903, 796283, 1073251, 1227295, 1291657, 1386785, 1740929, 2249515, 3981415, 5366255, 5645557, 6458285, 7609229, 8704645, 21845851, 24684773, 28227785, 38046145, 40041367, 109229255, 123423865, 175012267, 200206835, 502454573, 677221381, 875061335, 2512272865, 3386106905, 15576091763, 77880458815]

約数ペア:

[(1, 77880458815), (5, 15576091763), (23, 3386106905), (31, 2512272865), (89, 875061335), (115, 677221381), (155, 502454573), (389, 200206835), (445, 175012267), (631, 123423865), (713, 109229255), (1945, 40041367), (2047, 38046145), (2759, 28227785), (3155, 24684773), (3565, 21845851), (8947, 8704645), (10235, 7609229), (12059, 6458285), (13795, 5645557), (14513, 5366255), (19561, 3981415), (34621, 2249515), (44735, 1740929), (56159, 1386785), (60295, 1291657), (63457, 1227295), (72565, 1073251), (97805, 796283), (173105, 449903), (245459, 317285), (277357, 280795)]