354973375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 491692032

約数和(自身を除く): 136718657

約数列:

[1, 5, 23, 25, 37, 47, 71, 115, 125, 185, 235, 355, 575, 851, 925, 1081, 1175, 1633, 1739, 1775, 2627, 2875, 3337, 4255, 4625, 5405, 5875, 8165, 8695, 8875, 13135, 16685, 21275, 27025, 39997, 40825, 43475, 60421, 65675, 76751, 83425, 106375, 123469, 135125, 199985, 204125, 217375, 302105, 328375, 383755, 417125, 617345, 999925, 1510525, 1918775, 2839787, 3086725, 4999625, 7552625, 9593875, 14198935, 15433625, 70994675, 354973375]

約数ペア:

[(1, 354973375), (5, 70994675), (23, 15433625), (25, 14198935), (37, 9593875), (47, 7552625), (71, 4999625), (115, 3086725), (125, 2839787), (185, 1918775), (235, 1510525), (355, 999925), (575, 617345), (851, 417125), (925, 383755), (1081, 328375), (1175, 302105), (1633, 217375), (1739, 204125), (1775, 199985), (2627, 135125), (2875, 123469), (3337, 106375), (4255, 83425), (4625, 76751), (5405, 65675), (5875, 60421), (8165, 43475), (8695, 40825), (8875, 39997), (13135, 27025), (16685, 21275)]