54866720

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3853}}^1$

素因数の和:3957

約数の個数: 48

約数和(自身を含む): 131113080

約数和(自身を除く): 76246360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 3853, 7120, 7706, 14240, 15412, 19265, 30824, 38530, 61648, 77060, 123296, 154120, 308240, 342917, 616480, 685834, 1371668, 1714585, 2743336, 3429170, 5486672, 6858340, 10973344, 13716680, 27433360, 54866720]

約数ペア:

[(1, 54866720), (2, 27433360), (4, 13716680), (5, 10973344), (8, 6858340), (10, 5486672), (16, 3429170), (20, 2743336), (32, 1714585), (40, 1371668), (80, 685834), (89, 616480), (160, 342917), (178, 308240), (356, 154120), (445, 123296), (712, 77060), (890, 61648), (1424, 38530), (1780, 30824), (2848, 19265), (3560, 15412), (3853, 14240), (7120, 7706)]