678424175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1741}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 997956960

約数和(自身を除く): 319532785

約数列:

[1, 5, 11, 13, 25, 55, 65, 109, 143, 275, 325, 545, 715, 1199, 1417, 1741, 2725, 3575, 5995, 7085, 8705, 15587, 19151, 22633, 29975, 35425, 43525, 77935, 95755, 113165, 189769, 248963, 389675, 478775, 565825, 948845, 1244815, 2087459, 2466997, 4744225, 6224075, 10437295, 12334985, 27136967, 52186475, 61674925, 135684835, 678424175]

約数ペア:

[(1, 678424175), (5, 135684835), (11, 61674925), (13, 52186475), (25, 27136967), (55, 12334985), (65, 10437295), (109, 6224075), (143, 4744225), (275, 2466997), (325, 2087459), (545, 1244815), (715, 948845), (1199, 565825), (1417, 478775), (1741, 389675), (2725, 248963), (3575, 189769), (5995, 113165), (7085, 95755), (8705, 77935), (15587, 43525), (19151, 35425), (22633, 29975)]