71780170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1375

約数の個数: 64

約数和(自身を含む): 163420416

約数和(自身を除く): 91640246

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 73, 77, 110, 146, 154, 365, 385, 511, 730, 770, 803, 1022, 1277, 1606, 2554, 2555, 4015, 5110, 5621, 6385, 8030, 8939, 11242, 12770, 14047, 17878, 28094, 28105, 44695, 56210, 70235, 89390, 93221, 98329, 140470, 186442, 196658, 466105, 491645, 652547, 932210, 983290, 1025431, 1305094, 2050862, 3262735, 5127155, 6525470, 7178017, 10254310, 14356034, 35890085, 71780170]

約数ペア:

[(1, 71780170), (2, 35890085), (5, 14356034), (7, 10254310), (10, 7178017), (11, 6525470), (14, 5127155), (22, 3262735), (35, 2050862), (55, 1305094), (70, 1025431), (73, 983290), (77, 932210), (110, 652547), (146, 491645), (154, 466105), (365, 196658), (385, 186442), (511, 140470), (730, 98329), (770, 93221), (803, 89390), (1022, 70235), (1277, 56210), (1606, 44695), (2554, 28105), (2555, 28094), (4015, 17878), (5110, 14047), (5621, 12770), (6385, 11242), (8030, 8939)]