168152215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 264609792

約数和(自身を除く): 96457577

約数列:

[1, 5, 7, 11, 31, 35, 55, 73, 77, 155, 193, 217, 341, 365, 385, 511, 803, 965, 1085, 1351, 1705, 2123, 2263, 2387, 2555, 4015, 5621, 5983, 6755, 10615, 11315, 11935, 14089, 14861, 15841, 24893, 28105, 29915, 41881, 65813, 70445, 74305, 79205, 98623, 124465, 154979, 174251, 209405, 329065, 436759, 460691, 493115, 774895, 871255, 1084853, 2183795, 2303455, 3057313, 4804349, 5424265, 15286565, 24021745, 33630443, 168152215]

約数ペア:

[(1, 168152215), (5, 33630443), (7, 24021745), (11, 15286565), (31, 5424265), (35, 4804349), (55, 3057313), (73, 2303455), (77, 2183795), (155, 1084853), (193, 871255), (217, 774895), (341, 493115), (365, 460691), (385, 436759), (511, 329065), (803, 209405), (965, 174251), (1085, 154979), (1351, 124465), (1705, 98623), (2123, 79205), (2263, 74305), (2387, 70445), (2555, 65813), (4015, 41881), (5621, 29915), (5983, 28105), (6755, 24893), (10615, 15841), (11315, 14861), (11935, 14089)]