71635040

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3221}}^1$

素因数の和:3375

約数の個数: 48

約数和(自身を含む): 170508240

約数和(自身を除く): 98873200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 3221, 4448, 5560, 6442, 11120, 12884, 16105, 22240, 25768, 32210, 51536, 64420, 103072, 128840, 257680, 447719, 515360, 895438, 1790876, 2238595, 3581752, 4477190, 7163504, 8954380, 14327008, 17908760, 35817520, 71635040]

約数ペア:

[(1, 71635040), (2, 35817520), (4, 17908760), (5, 14327008), (8, 8954380), (10, 7163504), (16, 4477190), (20, 3581752), (32, 2238595), (40, 1790876), (80, 895438), (139, 515360), (160, 447719), (278, 257680), (556, 128840), (695, 103072), (1112, 64420), (1390, 51536), (2224, 32210), (2780, 25768), (3221, 22240), (4448, 16105), (5560, 12884), (6442, 11120)]