51537380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 111767040

約数和(自身を除く): 60229660

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 109, 188, 218, 235, 436, 470, 503, 545, 940, 1006, 1090, 2012, 2180, 2515, 5030, 5123, 10060, 10246, 20492, 23641, 25615, 47282, 51230, 54827, 94564, 102460, 109654, 118205, 219308, 236410, 274135, 472820, 548270, 1096540, 2576869, 5153738, 10307476, 12884345, 25768690, 51537380]

約数ペア:

[(1, 51537380), (2, 25768690), (4, 12884345), (5, 10307476), (10, 5153738), (20, 2576869), (47, 1096540), (94, 548270), (109, 472820), (188, 274135), (218, 236410), (235, 219308), (436, 118205), (470, 109654), (503, 102460), (545, 94564), (940, 54827), (1006, 51230), (1090, 47282), (2012, 25615), (2180, 23641), (2515, 20492), (5030, 10246), (5123, 10060)]