87109540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1237}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 209647872

約数和(自身を除く): 122538332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 503, 1006, 1237, 2012, 2474, 2515, 3521, 4948, 5030, 6185, 7042, 8659, 10060, 12370, 14084, 17318, 17605, 24740, 34636, 35210, 43295, 70420, 86590, 173180, 622211, 1244422, 2488844, 3111055, 4355477, 6222110, 8710954, 12444220, 17421908, 21777385, 43554770, 87109540]

約数ペア:

[(1, 87109540), (2, 43554770), (4, 21777385), (5, 17421908), (7, 12444220), (10, 8710954), (14, 6222110), (20, 4355477), (28, 3111055), (35, 2488844), (70, 1244422), (140, 622211), (503, 173180), (1006, 86590), (1237, 70420), (2012, 43295), (2474, 35210), (2515, 34636), (3521, 24740), (4948, 17605), (5030, 17318), (6185, 14084), (7042, 12370), (8659, 10060)]