51730640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49741}}^1$

素因数の和:49767

約数の個数: 40

約数和(自身を含む): 129528168

約数和(自身を除く): 77797528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 49741, 99482, 198964, 248705, 397928, 497410, 646633, 795856, 994820, 1293266, 1989640, 2586532, 3233165, 3979280, 5173064, 6466330, 10346128, 12932660, 25865320, 51730640]

約数ペア:

[(1, 51730640), (2, 25865320), (4, 12932660), (5, 10346128), (8, 6466330), (10, 5173064), (13, 3979280), (16, 3233165), (20, 2586532), (26, 1989640), (40, 1293266), (52, 994820), (65, 795856), (80, 646633), (104, 497410), (130, 397928), (208, 248705), (260, 198964), (520, 99482), (1040, 49741)]