211330900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8353}}^1$

素因数の和:8401

約数の個数: 72

約数和(自身を含む): 522091584

約数和(自身を除く): 310760684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 5060, 6325, 8353, 12650, 16706, 25300, 33412, 41765, 83530, 91883, 167060, 183766, 192119, 208825, 367532, 384238, 417650, 459415, 768476, 835300, 918830, 960595, 1837660, 1921190, 2113309, 2297075, 3842380, 4226618, 4594150, 4802975, 8453236, 9188300, 9605950, 10566545, 19211900, 21133090, 42266180, 52832725, 105665450, 211330900]

約数ペア:

[(1, 211330900), (2, 105665450), (4, 52832725), (5, 42266180), (10, 21133090), (11, 19211900), (20, 10566545), (22, 9605950), (23, 9188300), (25, 8453236), (44, 4802975), (46, 4594150), (50, 4226618), (55, 3842380), (92, 2297075), (100, 2113309), (110, 1921190), (115, 1837660), (220, 960595), (230, 918830), (253, 835300), (275, 768476), (460, 459415), (506, 417650), (550, 384238), (575, 367532), (1012, 208825), (1100, 192119), (1150, 183766), (1265, 167060), (2300, 91883), (2530, 83530), (5060, 41765), (6325, 33412), (8353, 25300), (12650, 16706)]