201442725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 396552000

約数和(自身を除く): 195109275

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 199, 225, 275, 409, 495, 597, 825, 995, 1227, 1791, 2045, 2189, 2475, 2985, 3681, 4499, 4975, 6135, 6567, 8955, 10225, 10945, 13497, 14925, 18405, 19701, 22495, 30675, 32835, 40491, 44775, 54725, 67485, 81391, 92025, 98505, 112475, 164175, 202455, 244173, 337425, 406955, 492525, 732519, 895301, 1012275, 1220865, 2034775, 2685903, 3662595, 4476505, 6104325, 8057709, 13429515, 18312975, 22382525, 40288545, 67147575, 201442725]

約数ペア:

[(1, 201442725), (3, 67147575), (5, 40288545), (9, 22382525), (11, 18312975), (15, 13429515), (25, 8057709), (33, 6104325), (45, 4476505), (55, 3662595), (75, 2685903), (99, 2034775), (165, 1220865), (199, 1012275), (225, 895301), (275, 732519), (409, 492525), (495, 406955), (597, 337425), (825, 244173), (995, 202455), (1227, 164175), (1791, 112475), (2045, 98505), (2189, 92025), (2475, 81391), (2985, 67485), (3681, 54725), (4499, 44775), (4975, 40491), (6135, 32835), (6567, 30675), (8955, 22495), (10225, 19701), (10945, 18405), (13497, 14925)]