71762720

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1153}}^1$

素因数の和:1557

約数の個数: 48

約数和(自身を含む): 170122680

約数和(自身を除く): 98359960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1153, 1556, 1945, 2306, 3112, 3890, 4612, 5765, 6224, 7780, 9224, 11530, 12448, 15560, 18448, 23060, 31120, 36896, 46120, 62240, 92240, 184480, 448517, 897034, 1794068, 2242585, 3588136, 4485170, 7176272, 8970340, 14352544, 17940680, 35881360, 71762720]

約数ペア:

[(1, 71762720), (2, 35881360), (4, 17940680), (5, 14352544), (8, 8970340), (10, 7176272), (16, 4485170), (20, 3588136), (32, 2242585), (40, 1794068), (80, 897034), (160, 448517), (389, 184480), (778, 92240), (1153, 62240), (1556, 46120), (1945, 36896), (2306, 31120), (3112, 23060), (3890, 18448), (4612, 15560), (5765, 12448), (6224, 11530), (7780, 9224)]