104999120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 252787392

約数和(自身を除く): 147788272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 131, 172, 215, 233, 262, 344, 430, 466, 524, 655, 688, 860, 932, 1048, 1165, 1310, 1720, 1864, 2096, 2330, 2620, 3440, 3728, 4660, 5240, 5633, 9320, 10019, 10480, 11266, 18640, 20038, 22532, 28165, 30523, 40076, 45064, 50095, 56330, 61046, 80152, 90128, 100190, 112660, 122092, 152615, 160304, 200380, 225320, 244184, 305230, 400760, 450640, 488368, 610460, 801520, 1220920, 1312489, 2441840, 2624978, 5249956, 6562445, 10499912, 13124890, 20999824, 26249780, 52499560, 104999120]

約数ペア:

[(1, 104999120), (2, 52499560), (4, 26249780), (5, 20999824), (8, 13124890), (10, 10499912), (16, 6562445), (20, 5249956), (40, 2624978), (43, 2441840), (80, 1312489), (86, 1220920), (131, 801520), (172, 610460), (215, 488368), (233, 450640), (262, 400760), (344, 305230), (430, 244184), (466, 225320), (524, 200380), (655, 160304), (688, 152615), (860, 122092), (932, 112660), (1048, 100190), (1165, 90128), (1310, 80152), (1720, 61046), (1864, 56330), (2096, 50095), (2330, 45064), (2620, 40076), (3440, 30523), (3728, 28165), (4660, 22532), (5240, 20038), (5633, 18640), (9320, 11266), (10019, 10480)]