101398220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65843}}^1$

素因数の和:65870

約数の個数: 48

約数和(自身を含む): 265483008

約数和(自身を除く): 164084788

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 65843, 131686, 263372, 329215, 460901, 658430, 724273, 921802, 1316860, 1448546, 1843604, 2304505, 2897092, 3621365, 4609010, 5069911, 7242730, 9218020, 10139822, 14485460, 20279644, 25349555, 50699110, 101398220]

約数ペア:

[(1, 101398220), (2, 50699110), (4, 25349555), (5, 20279644), (7, 14485460), (10, 10139822), (11, 9218020), (14, 7242730), (20, 5069911), (22, 4609010), (28, 3621365), (35, 2897092), (44, 2304505), (55, 1843604), (70, 1448546), (77, 1316860), (110, 921802), (140, 724273), (154, 658430), (220, 460901), (308, 329215), (385, 263372), (770, 131686), (1540, 65843)]