25497620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3992

約数の個数: 48

約数和(自身を含む): 59693760

約数和(自身を除く): 34196140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 3947, 6460, 7894, 15788, 19735, 39470, 67099, 74993, 78940, 134198, 149986, 268396, 299972, 335495, 374965, 670990, 749930, 1274881, 1341980, 1499860, 2549762, 5099524, 6374405, 12748810, 25497620]

約数ペア:

[(1, 25497620), (2, 12748810), (4, 6374405), (5, 5099524), (10, 2549762), (17, 1499860), (19, 1341980), (20, 1274881), (34, 749930), (38, 670990), (68, 374965), (76, 335495), (85, 299972), (95, 268396), (170, 149986), (190, 134198), (323, 78940), (340, 74993), (380, 67099), (646, 39470), (1292, 19735), (1615, 15788), (3230, 7894), (3947, 6460)]