85600400

素因数分解:

$2^4\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1237}}^1$

素因数の和:1428

約数の個数: 60

約数和(自身を含む): 207010932

約数和(自身を除く): 121410532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 173, 200, 346, 400, 692, 865, 1237, 1384, 1730, 2474, 2768, 3460, 4325, 4948, 6185, 6920, 8650, 9896, 12370, 13840, 17300, 19792, 24740, 30925, 34600, 49480, 61850, 69200, 98960, 123700, 214001, 247400, 428002, 494800, 856004, 1070005, 1712008, 2140010, 3424016, 4280020, 5350025, 8560040, 10700050, 17120080, 21400100, 42800200, 85600400]

約数ペア:

[(1, 85600400), (2, 42800200), (4, 21400100), (5, 17120080), (8, 10700050), (10, 8560040), (16, 5350025), (20, 4280020), (25, 3424016), (40, 2140010), (50, 1712008), (80, 1070005), (100, 856004), (173, 494800), (200, 428002), (346, 247400), (400, 214001), (692, 123700), (865, 98960), (1237, 69200), (1384, 61850), (1730, 49480), (2474, 34600), (2768, 30925), (3460, 24740), (4325, 19792), (4948, 17300), (6185, 13840), (6920, 12370), (8650, 9896)]