53240120

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5179}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 120279600

約数和(自身を除く): 67039480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 5179, 10280, 10358, 20716, 25895, 41432, 51790, 103580, 207160, 1331003, 2662006, 5324012, 6655015, 10648024, 13310030, 26620060, 53240120]

約数ペア:

[(1, 53240120), (2, 26620060), (4, 13310030), (5, 10648024), (8, 6655015), (10, 5324012), (20, 2662006), (40, 1331003), (257, 207160), (514, 103580), (1028, 51790), (1285, 41432), (2056, 25895), (2570, 20716), (5140, 10358), (5179, 10280)]