86946475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 141848064

約数和(自身を除く): 54901589

約数列:

[1, 5, 7, 11, 25, 31, 35, 47, 55, 77, 155, 175, 217, 235, 275, 329, 341, 385, 517, 775, 961, 1085, 1175, 1457, 1645, 1705, 1925, 2387, 2585, 3619, 4805, 5425, 6727, 7285, 8225, 8525, 10199, 10571, 11935, 12925, 16027, 18095, 24025, 33635, 36425, 45167, 50995, 52855, 59675, 73997, 80135, 90475, 112189, 168175, 225835, 254975, 264275, 316169, 369985, 400675, 496837, 560945, 1129175, 1580845, 1849925, 2484185, 2804725, 3477859, 7904225, 12420925, 17389295, 86946475]

約数ペア:

[(1, 86946475), (5, 17389295), (7, 12420925), (11, 7904225), (25, 3477859), (31, 2804725), (35, 2484185), (47, 1849925), (55, 1580845), (77, 1129175), (155, 560945), (175, 496837), (217, 400675), (235, 369985), (275, 316169), (329, 264275), (341, 254975), (385, 225835), (517, 168175), (775, 112189), (961, 90475), (1085, 80135), (1175, 73997), (1457, 59675), (1645, 52855), (1705, 50995), (1925, 45167), (2387, 36425), (2585, 33635), (3619, 24025), (4805, 18095), (5425, 16027), (6727, 12925), (7285, 11935), (8225, 10571), (8525, 10199)]