128382560

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4201}}^1$

素因数の和:4407

約数の個数: 48

約数和(自身を含む): 304964352

約数和(自身を除く): 176581792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 4201, 6112, 7640, 8402, 15280, 16804, 21005, 30560, 33608, 42010, 67216, 84020, 134432, 168040, 336080, 672160, 802391, 1604782, 3209564, 4011955, 6419128, 8023910, 12838256, 16047820, 25676512, 32095640, 64191280, 128382560]

約数ペア:

[(1, 128382560), (2, 64191280), (4, 32095640), (5, 25676512), (8, 16047820), (10, 12838256), (16, 8023910), (20, 6419128), (32, 4011955), (40, 3209564), (80, 1604782), (160, 802391), (191, 672160), (382, 336080), (764, 168040), (955, 134432), (1528, 84020), (1910, 67216), (3056, 42010), (3820, 33608), (4201, 30560), (6112, 21005), (7640, 16804), (8402, 15280)]