1330790680

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1\times {\mathrm{509}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 3026095200

約数和(自身を除く): 1695304520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 401, 509, 652, 802, 815, 1018, 1304, 1604, 1630, 2005, 2036, 2545, 3208, 3260, 4010, 4072, 5090, 6520, 8020, 10180, 16040, 20360, 65363, 82967, 130726, 165934, 204109, 261452, 326815, 331868, 408218, 414835, 522904, 653630, 663736, 816436, 829670, 1020545, 1307260, 1632872, 1659340, 2041090, 2614520, 3318680, 4082180, 8164360, 33269767, 66539534, 133079068, 166348835, 266158136, 332697670, 665395340, 1330790680]

約数ペア:

[(1, 1330790680), (2, 665395340), (4, 332697670), (5, 266158136), (8, 166348835), (10, 133079068), (20, 66539534), (40, 33269767), (163, 8164360), (326, 4082180), (401, 3318680), (509, 2614520), (652, 2041090), (802, 1659340), (815, 1632872), (1018, 1307260), (1304, 1020545), (1604, 829670), (1630, 816436), (2005, 663736), (2036, 653630), (2545, 522904), (3208, 414835), (3260, 408218), (4010, 331868), (4072, 326815), (5090, 261452), (6520, 204109), (8020, 165934), (10180, 130726), (16040, 82967), (20360, 65363)]