253115120

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{8963}}^1$

素因数の和:9329

約数の個数: 40

約数和(自身を含む): 590225616

約数和(自身を除く): 337110496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3530, 5648, 7060, 8963, 14120, 17926, 28240, 35852, 44815, 71704, 89630, 143408, 179260, 358520, 717040, 3163939, 6327878, 12655756, 15819695, 25311512, 31639390, 50623024, 63278780, 126557560, 253115120]

約数ペア:

[(1, 253115120), (2, 126557560), (4, 63278780), (5, 50623024), (8, 31639390), (10, 25311512), (16, 15819695), (20, 12655756), (40, 6327878), (80, 3163939), (353, 717040), (706, 358520), (1412, 179260), (1765, 143408), (2824, 89630), (3530, 71704), (5648, 44815), (7060, 35852), (8963, 28240), (14120, 17926)]