25225970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^2$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 56925504

約数和(自身を除く): 31699534

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 181, 362, 385, 770, 905, 1267, 1810, 1991, 2534, 3982, 6335, 9955, 12670, 13937, 19910, 27874, 32761, 65522, 69685, 139370, 163805, 229327, 327610, 360371, 458654, 720742, 1146635, 1801855, 2293270, 2522597, 3603710, 5045194, 12612985, 25225970]

約数ペア:

[(1, 25225970), (2, 12612985), (5, 5045194), (7, 3603710), (10, 2522597), (11, 2293270), (14, 1801855), (22, 1146635), (35, 720742), (55, 458654), (70, 360371), (77, 327610), (110, 229327), (154, 163805), (181, 139370), (362, 69685), (385, 65522), (770, 32761), (905, 27874), (1267, 19910), (1810, 13937), (1991, 12670), (2534, 9955), (3982, 6335)]