206534375

素因数分解:

$5^5\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 278419680

約数和(自身を除く): 71885305

約数列:

[1, 5, 25, 29, 43, 53, 125, 145, 215, 265, 625, 725, 1075, 1247, 1325, 1537, 2279, 3125, 3625, 5375, 6235, 6625, 7685, 11395, 18125, 26875, 31175, 33125, 38425, 56975, 66091, 90625, 134375, 155875, 165625, 192125, 284875, 330455, 779375, 960625, 1424375, 1652275, 3896875, 4803125, 7121875, 8261375, 41306875, 206534375]

約数ペア:

[(1, 206534375), (5, 41306875), (25, 8261375), (29, 7121875), (43, 4803125), (53, 3896875), (125, 1652275), (145, 1424375), (215, 960625), (265, 779375), (625, 330455), (725, 284875), (1075, 192125), (1247, 165625), (1325, 155875), (1537, 134375), (2279, 90625), (3125, 66091), (3625, 56975), (5375, 38425), (6235, 33125), (6625, 31175), (7685, 26875), (11395, 18125)]