71284160

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1$

素因数の和:1021

約数の個数: 56

約数和(自身を含む): 170511216

約数和(自身を除く): 99227056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 673, 1324, 1346, 1655, 2648, 2692, 3310, 3365, 5296, 5384, 6620, 6730, 10592, 10768, 13240, 13460, 21184, 21536, 26480, 26920, 43072, 52960, 53840, 105920, 107680, 215360, 222763, 445526, 891052, 1113815, 1782104, 2227630, 3564208, 4455260, 7128416, 8910520, 14256832, 17821040, 35642080, 71284160]

約数ペア:

[(1, 71284160), (2, 35642080), (4, 17821040), (5, 14256832), (8, 8910520), (10, 7128416), (16, 4455260), (20, 3564208), (32, 2227630), (40, 1782104), (64, 1113815), (80, 891052), (160, 445526), (320, 222763), (331, 215360), (662, 107680), (673, 105920), (1324, 53840), (1346, 52960), (1655, 43072), (2648, 26920), (2692, 26480), (3310, 21536), (3365, 21184), (5296, 13460), (5384, 13240), (6620, 10768), (6730, 10592)]