71534240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23531}}^1$

素因数の和:23565

約数の個数: 48

約数和(自身を含む): 177901920

約数和(自身を除く): 106367680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 23531, 47062, 94124, 117655, 188248, 235310, 376496, 447089, 470620, 752992, 894178, 941240, 1788356, 1882480, 2235445, 3576712, 3764960, 4470890, 7153424, 8941780, 14306848, 17883560, 35767120, 71534240]

約数ペア:

[(1, 71534240), (2, 35767120), (4, 17883560), (5, 14306848), (8, 8941780), (10, 7153424), (16, 4470890), (19, 3764960), (20, 3576712), (32, 2235445), (38, 1882480), (40, 1788356), (76, 941240), (80, 894178), (95, 752992), (152, 470620), (160, 447089), (190, 376496), (304, 235310), (380, 188248), (608, 117655), (760, 94124), (1520, 47062), (3040, 23531)]