31059550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 60152400

約数和(自身を除く): 29092850

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 109, 139, 205, 218, 278, 410, 545, 695, 1025, 1090, 1390, 2050, 2725, 3475, 4469, 5450, 5699, 6950, 8938, 11398, 15151, 22345, 28495, 30302, 44690, 56990, 75755, 111725, 142475, 151510, 223450, 284950, 378775, 621191, 757550, 1242382, 3105955, 6211910, 15529775, 31059550]

約数ペア:

[(1, 31059550), (2, 15529775), (5, 6211910), (10, 3105955), (25, 1242382), (41, 757550), (50, 621191), (82, 378775), (109, 284950), (139, 223450), (205, 151510), (218, 142475), (278, 111725), (410, 75755), (545, 56990), (695, 44690), (1025, 30302), (1090, 28495), (1390, 22345), (2050, 15151), (2725, 11398), (3475, 8938), (4469, 6950), (5450, 5699)]