25168528

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 62853120

約数和(自身を除く): 37684592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 659, 682, 868, 1232, 1318, 1364, 1736, 2387, 2636, 2728, 3472, 4613, 4774, 5272, 5456, 7249, 9226, 9548, 10544, 14498, 18452, 19096, 20429, 28996, 36904, 38192, 40858, 50743, 57992, 73808, 81716, 101486, 115984, 143003, 163432, 202972, 224719, 286006, 326864, 405944, 449438, 572012, 811888, 898876, 1144024, 1573033, 1797752, 2288048, 3146066, 3595504, 6292132, 12584264, 25168528]

約数ペア:

[(1, 25168528), (2, 12584264), (4, 6292132), (7, 3595504), (8, 3146066), (11, 2288048), (14, 1797752), (16, 1573033), (22, 1144024), (28, 898876), (31, 811888), (44, 572012), (56, 449438), (62, 405944), (77, 326864), (88, 286006), (112, 224719), (124, 202972), (154, 163432), (176, 143003), (217, 115984), (248, 101486), (308, 81716), (341, 73808), (434, 57992), (496, 50743), (616, 40858), (659, 38192), (682, 36904), (868, 28996), (1232, 20429), (1318, 19096), (1364, 18452), (1736, 14498), (2387, 10544), (2636, 9548), (2728, 9226), (3472, 7249), (4613, 5456), (4774, 5272)]