205527640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3343}}^1$

素因数の和:3436

約数の個数: 64

約数和(自身を含む): 487555200

約数和(自身を除く): 282027560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1160, 1537, 2120, 3074, 3343, 6148, 6686, 7685, 12296, 13372, 15370, 16715, 26744, 30740, 33430, 61480, 66860, 96947, 133720, 177179, 193894, 354358, 387788, 484735, 708716, 775576, 885895, 969470, 1417432, 1771790, 1938940, 3543580, 3877880, 5138191, 7087160, 10276382, 20552764, 25690955, 41105528, 51381910, 102763820, 205527640]

約数ペア:

[(1, 205527640), (2, 102763820), (4, 51381910), (5, 41105528), (8, 25690955), (10, 20552764), (20, 10276382), (29, 7087160), (40, 5138191), (53, 3877880), (58, 3543580), (106, 1938940), (116, 1771790), (145, 1417432), (212, 969470), (232, 885895), (265, 775576), (290, 708716), (424, 484735), (530, 387788), (580, 354358), (1060, 193894), (1160, 177179), (1537, 133720), (2120, 96947), (3074, 66860), (3343, 61480), (6148, 33430), (6686, 30740), (7685, 26744), (12296, 16715), (13372, 15370)]