90003970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{5003}}^1$

素因数の和:5274

約数の個数: 32

約数和(自身を含む): 185908608

約数和(自身を除く): 95904638

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 5003, 8995, 10006, 17990, 25015, 35021, 50030, 70042, 175105, 350210, 1285771, 2571542, 6428855, 9000397, 12857710, 18000794, 45001985, 90003970]

約数ペア:

[(1, 90003970), (2, 45001985), (5, 18000794), (7, 12857710), (10, 9000397), (14, 6428855), (35, 2571542), (70, 1285771), (257, 350210), (514, 175105), (1285, 70042), (1799, 50030), (2570, 35021), (3598, 25015), (5003, 17990), (8995, 10006)]