164026900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 371538720

約数和(自身を除く): 207511820

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 163, 290, 326, 347, 580, 652, 694, 725, 815, 1388, 1450, 1630, 1735, 2900, 3260, 3470, 4075, 4727, 6940, 8150, 8675, 9454, 10063, 16300, 17350, 18908, 20126, 23635, 34700, 40252, 47270, 50315, 56561, 94540, 100630, 113122, 118175, 201260, 226244, 236350, 251575, 282805, 472700, 503150, 565610, 1006300, 1131220, 1414025, 1640269, 2828050, 3280538, 5656100, 6561076, 8201345, 16402690, 32805380, 41006725, 82013450, 164026900]

約数ペア:

[(1, 164026900), (2, 82013450), (4, 41006725), (5, 32805380), (10, 16402690), (20, 8201345), (25, 6561076), (29, 5656100), (50, 3280538), (58, 2828050), (100, 1640269), (116, 1414025), (145, 1131220), (163, 1006300), (290, 565610), (326, 503150), (347, 472700), (580, 282805), (652, 251575), (694, 236350), (725, 226244), (815, 201260), (1388, 118175), (1450, 113122), (1630, 100630), (1735, 94540), (2900, 56561), (3260, 50315), (3470, 47270), (4075, 40252), (4727, 34700), (6940, 23635), (8150, 20126), (8675, 18908), (9454, 17350), (10063, 16300)]