289315340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1429}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 622702080

約数和(自身を除く): 333386740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 191, 212, 265, 382, 530, 764, 955, 1060, 1429, 1910, 2858, 3820, 5716, 7145, 10123, 14290, 20246, 28580, 40492, 50615, 75737, 101230, 151474, 202460, 272939, 302948, 378685, 545878, 757370, 1091756, 1364695, 1514740, 2729390, 5458780, 14465767, 28931534, 57863068, 72328835, 144657670, 289315340]

約数ペア:

[(1, 289315340), (2, 144657670), (4, 72328835), (5, 57863068), (10, 28931534), (20, 14465767), (53, 5458780), (106, 2729390), (191, 1514740), (212, 1364695), (265, 1091756), (382, 757370), (530, 545878), (764, 378685), (955, 302948), (1060, 272939), (1429, 202460), (1910, 151474), (2858, 101230), (3820, 75737), (5716, 50615), (7145, 40492), (10123, 28580), (14290, 20246)]